gobject-introspection: depend on python on <= mavericks
gobject-introspection: depend on python on <= mavericks

... for all older OS X versions that don't ship with Python >=2.7

Closes #44673.

Signed-off-by: Tim D. Smith <46f1a0bd5592a2f9244ca321b129902a06b53e03@tim-smith.us>

LonnyGomes/homebrew,utzig/homebrew,tschoonj/homebrew,jamer/homebrew,ilovezfs/homebrew,jarrettmeyer/homebrew,marcusandre/homebrew,danieroux/homebrew,danieroux/homebrew,gicmo/homebrew,blogabe/homebrew,dericed/homebrew,dkotvan/homebrew,alebcay/homebrew,eagleflo/homebrew,josa42/homebrew,changzuozhen/homebrew,okuramasafumi/homebrew,sometimesfood/homebrew,drbenmorgan/linuxbrew,quantumsteve/homebrew,sjackman/linuxbrew,skatsuta/homebrew,emcrisostomo/homebrew,nandub/homebrew,jedahan/homebrew,Habbie/homebrew,codeout/homebrew,joshua-rutherford/homebrew,pcottle/homebrew,liamstask/homebrew,galaxy001/homebrew,ear/homebrew,windoze/homebrew,AGWA-forks/homebrew,scpeters/homebrew,ento/homebrew,Noctem/homebrew,osimola/homebrew,booi/homebrew,hongkongkiwi/homebrew,mtigas/homebrew,SteveClement/homebrew,Asuranceturix/homebrew,kashif/homebrew,changzuozhen/homebrew,jbeezley/homebrew,mkrapp/homebrew,ybott/homebrew,retrography/homebrew,zeha/homebrew,chadcatlett/homebrew,jmagnusson/homebrew,kodabb/homebrew,dunn/homebrew,haihappen/homebrew,feelpp/homebrew,zchee/homebrew,lvicentesanchez/homebrew,alex/homebrew,ybott/homebrew,hongkongkiwi/homebrew,utzig/homebrew,bigbes/homebrew,brotbert/homebrew,chadcatlett/homebrew,tutumcloud/homebrew,sakra/homebrew,haihappen/homebrew,ge11232002/homebrew,royhodgman/homebrew,michaKFromParis/homebrew-sparks,skatsuta/homebrew,bitrise-io/homebrew,marcwebbie/homebrew,bukzor/linuxbrew,mactkg/homebrew,marcusandre/homebrew,nelstrom/homebrew,OJFord/homebrew,brunchboy/homebrew,sometimesfood/homebrew,yazuuchi/homebrew,gnawhleinad/homebrew,ablyler/homebrew,lrascao/homebrew,SteveClement/homebrew,DoomHammer/linuxbrew,princeofdarkness76/homebrew,base10/homebrew,sferik/homebrew,tschoonj/homebrew,manphiz/homebrew,TaylorMonacelli/homebrew,aaronwolen/homebrew,georgschoelly/homebrew,geoff-codes/homebrew,tsaeger/homebrew,ehamberg/homebrew,Homebrew/linuxbrew,iandennismiller/homebrew,LinusU/homebrew,Linuxbrew/linuxbrew,elyscape/homebrew,razamatan/homebrew,sometimesfood/homebrew,pdxdan/homebrew,ehamberg/homebrew,coldeasy/homebrew,vladshablinsky/homebrew,SuperNEMO-DBD/cadfaelbrew,davydden/linuxbrew,Linuxbrew/linuxbrew,manphiz/homebrew,base10/homebrew,theeternalsw0rd/homebrew,gawbul/homebrew,influxdb/homebrew,bitrise-io/homebrew,osimola/homebrew,mommel/homebrew,cchacin/homebrew,redpen-cc/homebrew,ilovezfs/homebrew,Angeldude/linuxbrew,cosmo0920/homebrew,craig5/homebrew,miketheman/homebrew,lvicentesanchez/linuxbrew,heinzf/homebrew,afh/homebrew,Homebrew/homebrew,ilovezfs/homebrew,gicmo/homebrew,LonnyGomes/homebrew,jab/homebrew,ento/homebrew,tschoonj/homebrew,bukzor/linuxbrew,dericed/homebrew,cHoco/homebrew,max-horvath/homebrew,johanhammar/homebrew,bukzor/linuxbrew,sjackman/linuxbrew,hakamadare/homebrew,ybott/homebrew,pcottle/homebrew,DoomHammer/linuxbrew,skinny-framework/homebrew,davydden/linuxbrew,lmontrieux/homebrew,skinny-framework/homebrew,decors/homebrew,tseven/homebrew,TaylorMonacelli/homebrew,liamstask/homebrew,vihangm/homebrew,cchacin/homebrew,mommel/homebrew,cprecioso/homebrew,dolfly/homebrew,amjith/homebrew,bitrise-io/homebrew,frodeaa/homebrew,scorphus/homebrew,amarshall/homebrew,martinklepsch/homebrew,haihappen/homebrew,eagleflo/homebrew,hanxue/homebrew,Angeldude/linuxbrew,okuramasafumi/homebrew,mkrapp/homebrew,petere/homebrew,AlekSi/homebrew,royhodgman/homebrew,yazuuchi/homebrew,jsjohnst/homebrew,craig5/homebrew,cprecioso/homebrew,frodeaa/homebrew,coldeasy/homebrew,dutchcoders/homebrew,ryanfb/homebrew,dalanmiller/homebrew,frickler01/homebrew,afb/homebrew,keith/homebrew,xcezx/homebrew,mactkg/homebrew,theeternalsw0rd/homebrew,yangj1e/homebrew,kvs/homebrew,deorth/homebrew,gnubila-france/linuxbrew,kevinastone/homebrew,mmizutani/homebrew,grepnull/homebrew,influxdb/homebrew,hanxue/homebrew,marcwebbie/homebrew,utzig/homebrew,Homebrew/linuxbrew,mttrb/homebrew,kvs/homebrew,jbeezley/homebrew,colindean/homebrew,dongcarl/homebrew,bchatard/homebrew,pcottle/homebrew,youtux/homebrew,ebouaziz/linuxbrew,jab/homebrew,craig5/homebrew,TaylorMonacelli/homebrew,mactkg/homebrew,totalvoidness/homebrew,bigbes/homebrew,scorphus/homebrew,tjschuck/homebrew,jeremiahyan/homebrew,codeout/homebrew,eighthave/homebrew,danabrand/linuxbrew,gvangool/homebrew,dutchcoders/homebrew,benjaminfrank/homebrew,kashif/homebrew,blogabe/homebrew,osimola/homebrew,petere/homebrew,brotbert/homebrew,frickler01/homebrew,eagleflo/homebrew,dalanmiller/homebrew,felixonmars/homebrew,influxdata/homebrew,lvicentesanchez/homebrew,lmontrieux/homebrew,totalvoidness/homebrew,xcezx/homebrew,reelsense/linuxbrew,reelsense/linuxbrew,geoff-codes/homebrew,ear/homebrew,filcab/homebrew,cosmo0920/homebrew,AGWA-forks/homebrew,xyproto/homebrew,treyharris/homebrew,grepnull/homebrew,hakamadare/homebrew,koraktor/homebrew,dunn/homebrew,drewwells/homebrew,dkotvan/homebrew,kad/homebrew,gnawhleinad/homebrew,jab/homebrew,ge11232002/homebrew,gnubila-france/linuxbrew,nandub/homebrew,adamliter/homebrew,dgageot/homebrew,emcrisostomo/homebrew,emcrisostomo/homebrew,ebouaziz/linuxbrew,megahall/homebrew,influxdb/homebrew,apjanke/homebrew,mommel/homebrew,brotbert/homebrew,pdxdan/homebrew,scpeters/homebrew,pdpi/homebrew,jeremiahyan/homebrew,yumitsu/homebrew,Noctem/homebrew,optikfluffel/homebrew,kodabb/homebrew,reelsense/homebrew,redpen-cc/homebrew,arg/homebrew,ge11232002/homebrew,AlexejK/homebrew,ebouaziz/linuxbrew,jmagnusson/homebrew,Angeldude/linuxbrew,bchatard/homebrew,Habbie/homebrew,decors/homebrew,codeout/homebrew,slyphon/homebrew,DoomHammer/linuxbrew,kad/homebrew,BrewTestBot/homebrew,jiashuw/homebrew,moyogo/homebrew,heinzf/homebrew,lvicentesanchez/linuxbrew,kvs/homebrew,cscetbon/homebrew,felixonmars/homebrew,jmagnusson/homebrew,getgauge/homebrew,Asuranceturix/homebrew,cchacin/homebrew,davydden/linuxbrew,galaxy001/homebrew,patrickmckenna/homebrew,max-horvath/homebrew,ExtremeMan/homebrew,sakra/homebrew,Homebrew/homebrew,iostat/homebrew2,dunn/homebrew,codeout/homebrew,mommel/homebrew,quantumsteve/homebrew,grepnull/homebrew,dericed/homebrew,yangj1e/homebrew,LonnyGomes/homebrew,filcab/homebrew,miketheman/homebrew,gvangool/homebrew,ralic/homebrew,jiashuw/homebrew,getgauge/homebrew,a-b/homebrew,joshfriend/homebrew,kenips/homebrew,colindean/homebrew,hyuni/homebrew,sferik/homebrew,changzuozhen/homebrew,sjackman/linuxbrew,1zaman/homebrew,arnested/homebrew,dickeyxxx/homebrew,amarshall/homebrew,geoff-codes/homebrew,dutchcoders/homebrew,dplarson/homebrew,arg/homebrew,MoSal/homebrew,ento/homebrew,coldeasy/homebrew,gvangool/homebrew,martinklepsch/homebrew,influxdata/homebrew,SuperNEMO-DBD/cadfaelbrew,eighthave/homebrew,muellermartin/homebrew,joshfriend/homebrew,zeha/homebrew,dunn/homebrew,utzig/homebrew,tschoonj/homebrew,mtigas/homebrew,patrickmckenna/homebrew,AlekSi/homebrew,hongkongkiwi/homebrew,drbenmorgan/linuxbrew,martinklepsch/homebrew,mobileoverlord/homebrew-1,marcusandre/homebrew,colindean/homebrew,adamliter/homebrew,zeha/homebrew,sakra/homebrew,koraktor/homebrew,colindean/homebrew,yazuuchi/homebrew,princeofdarkness76/homebrew,adamliter/homebrew,jconley/homebrew,ExtremeMan/homebrew,zchee/homebrew,amjith/homebrew,Cutehacks/homebrew,lmontrieux/homebrew,Habbie/homebrew,retrography/homebrew,kad/homebrew,michaKFromParis/homebrew-sparks,dolfly/homebrew,polishgeeks/homebrew,kodabb/homebrew,tjschuck/homebrew,Gasol/homebrew,drewwells/homebrew,benjaminfrank/homebrew,pdxdan/homebrew,recruit-tech/homebrew,Noctem/homebrew,galaxy001/homebrew,deorth/homebrew,menivaitsi/homebrew,yangj1e/homebrew,jconley/homebrew,johanhammar/homebrew,patrickmckenna/homebrew,pdpi/homebrew,miketheman/homebrew,Gasol/homebrew,redpen-cc/homebrew,lvicentesanchez/homebrew,dkotvan/homebrew,cosmo0920/homebrew,OJFord/homebrew,dericed/homebrew,Cutehacks/homebrew,vladshablinsky/homebrew,elyscape/homebrew,frodeaa/homebrew,jsjohnst/homebrew,cHoco/homebrew,lmontrieux/homebrew,kashif/homebrew,tseven/homebrew,tstack/homebrew,eighthave/homebrew,dplarson/homebrew,hongkongkiwi/homebrew,Chilledheart/homebrew,AGWA-forks/homebrew,jarrettmeyer/homebrew,1zaman/homebrew,scorphus/homebrew,lrascao/homebrew,jmagnusson/homebrew,afh/homebrew,mttrb/homebrew,heinzf/homebrew,yazuuchi/homebrew,vladshablinsky/homebrew,totalvoidness/homebrew,LinusU/homebrew,alebcay/homebrew,skinny-framework/homebrew,AlexejK/homebrew,nelstrom/homebrew,quantumsteve/homebrew,alex/homebrew,dalanmiller/homebrew,1zaman/homebrew,davidcelis/homebrew,frodeaa/homebrew,recruit-tech/homebrew,sferik/homebrew,windoze/homebrew,cprecioso/homebrew,decors/homebrew,bitrise-io/homebrew,ablyler/homebrew,youtux/homebrew,yumitsu/homebrew,elgertam/homebrew,getgauge/homebrew,theeternalsw0rd/homebrew,afh/homebrew,ralic/homebrew,optikfluffel/homebrew,jamer/homebrew,brunchboy/homebrew,scorphus/homebrew,Habbie/homebrew,saketkc/linuxbrew,pdxdan/homebrew,jiashuw/homebrew,muellermartin/homebrew,marcwebbie/homebrew,lvicentesanchez/linuxbrew,gnawhleinad/homebrew,tstack/homebrew,teslamint/homebrew,jedahan/homebrew,pcottle/homebrew,jeremiahyan/homebrew,tjschuck/homebrew,felixonmars/homebrew,iandennismiller/homebrew,thinker0/homebrew,brunchboy/homebrew,apjanke/homebrew,dolfly/homebrew,zchee/homebrew,mmizutani/homebrew,xyproto/homebrew,elgertam/homebrew,bigbes/homebrew,Chilledheart/homebrew,dkotvan/homebrew,SteveClement/homebrew,esamson/homebrew,tutumcloud/homebrew,deorth/homebrew,SuperNEMO-DBD/cadfaelbrew,dickeyxxx/homebrew,danabrand/linuxbrew,tstack/homebrew,ge11232002/homebrew,arnested/homebrew,ExtremeMan/homebrew,tseven/homebrew,zhipeng-jia/homebrew,ericfischer/homebrew,slyphon/homebrew,tjschuck/homebrew,frickler01/homebrew,liamstask/homebrew,Red54/homebrew,mttrb/homebrew,ralic/homebrew,gnubila-france/linuxbrew,jsjohnst/homebrew,3van/homebrew,decors/homebrew,osimola/homebrew,filcab/homebrew,blogabe/homebrew,liamstask/homebrew,hyuni/homebrew,TaylorMonacelli/homebrew,apjanke/homebrew,vihangm/homebrew,danieroux/homebrew,cprecioso/homebrew,craig5/homebrew,jsjohnst/homebrew,elgertam/homebrew,iostat/homebrew2,tstack/homebrew,vigo/homebrew,3van/homebrew,georgschoelly/homebrew,polishgeeks/homebrew,ryanfb/homebrew,saketkc/linuxbrew,sjackman/linuxbrew,dgageot/homebrew,okuramasafumi/homebrew,gawbul/homebrew,Homebrew/homebrew,gnawhleinad/homebrew,afb/homebrew,gicmo/homebrew,ryanfb/homebrew,jedahan/homebrew,davidcelis/homebrew,razamatan/homebrew,heinzf/homebrew,elgertam/homebrew,teslamint/homebrew,dgageot/homebrew,kevinastone/homebrew,max-horvath/homebrew,hanxue/homebrew,menivaitsi/homebrew,tseven/homebrew,cHoco/homebrew,pdpi/homebrew,knpwrs/homebrew,josa42/homebrew,reelsense/homebrew,joshfriend/homebrew,mobileoverlord/homebrew-1,Red54/homebrew,megahall/homebrew,skinny-framework/homebrew,kevinastone/homebrew,arg/homebrew,muellermartin/homebrew,mobileoverlord/homebrew-1,teslamint/homebrew,dalanmiller/homebrew,windoze/homebrew,booi/homebrew,mactkg/homebrew,afb/homebrew,reelsense/homebrew,reelsense/linuxbrew,cscetbon/homebrew,mtigas/homebrew,AlexejK/homebrew,menivaitsi/homebrew,dickeyxxx/homebrew,bchatard/homebrew,benjaminfrank/homebrew,treyharris/homebrew,manphiz/homebrew,scpeters/homebrew,kodabb/homebrew,quantumsteve/homebrew,michaKFromParis/homebrew-sparks,a-b/homebrew,menivaitsi/homebrew,ehamberg/homebrew,koraktor/homebrew,brotbert/homebrew,bukzor/linuxbrew,1zaman/homebrew,treyharris/homebrew,scpeters/homebrew,keith/homebrew,dolfly/homebrew,kvs/homebrew,ndimiduk/homebrew,tsaeger/homebrew,ndimiduk/homebrew,emcrisostomo/homebrew,ericfischer/homebrew,DoomHammer/linuxbrew,iostat/homebrew2,jiashuw/homebrew,moyogo/homebrew,patrickmckenna/homebrew,Noctem/homebrew,thinker0/homebrew,BrewTestBot/homebrew,mttrb/homebrew,drbenmorgan/linuxbrew,princeofdarkness76/homebrew,jconley/homebrew,hyuni/homebrew,jconley/homebrew,alebcay/homebrew,eighthave/homebrew,reelsense/linuxbrew,jarrettmeyer/homebrew,MartinDelille/homebrew,treyharris/homebrew,Cutehacks/homebrew,brunchboy/homebrew,afh/homebrew,knpwrs/homebrew,MoSal/homebrew,redpen-cc/homebrew,MartinDelille/homebrew,amjith/homebrew,aaronwolen/homebrew,amarshall/homebrew,mobileoverlord/homebrew-1,blogabe/homebrew,LonnyGomes/homebrew,reelsense/homebrew,geoff-codes/homebrew,kenips/homebrew,hanxue/homebrew,tsaeger/homebrew,AlexejK/homebrew,SuperNEMO-DBD/cadfaelbrew,AlekSi/homebrew,youtux/homebrew,MartinDelille/homebrew,ilovezfs/homebrew,totalvoidness/homebrew,elyscape/homebrew,petere/homebrew,davidcelis/homebrew,grepnull/homebrew,teslamint/homebrew,Asuranceturix/homebrew,aaronwolen/homebrew,xyproto/homebrew,hakamadare/homebrew,nandub/homebrew,jarrettmeyer/homebrew,vihangm/homebrew,yumitsu/homebrew,OJFord/homebrew,Chilledheart/homebrew,esamson/homebrew,amjith/homebrew,drewwells/homebrew,georgschoelly/homebrew,gvangool/homebrew,arnested/homebrew,keith/homebrew,kevinastone/homebrew,davidcelis/homebrew,esamson/homebrew,vigo/homebrew,joshua-rutherford/homebrew,marcusandre/homebrew,Angeldude/linuxbrew,nelstrom/homebrew,ablyler/homebrew,mmizutani/homebrew,joshua-rutherford/homebrew,ExtremeMan/homebrew,bchatard/homebrew,lvicentesanchez/linuxbrew,johanhammar/homebrew,influxdb/homebrew,BrewTestBot/homebrew,Red54/homebrew,booi/homebrew,frickler01/homebrew,josa42/homebrew,mkrapp/homebrew,MartinDelille/homebrew,alex/homebrew,skatsuta/homebrew,Homebrew/linuxbrew,Cutehacks/homebrew,polishgeeks/homebrew,kashif/homebrew,pdpi/homebrew,thinker0/homebrew,dongcarl/homebrew,mmizutani/homebrew,manphiz/homebrew,ehamberg/homebrew,arg/homebrew,Red54/homebrew,slyphon/homebrew,base10/homebrew,tutumcloud/homebrew,gnubila-france/linuxbrew,OJFord/homebrew,slyphon/homebrew,AlekSi/homebrew,Gasol/homebrew,miketheman/homebrew,johanhammar/homebrew,yangj1e/homebrew,Gasol/homebrew,jamer/homebrew,LinusU/homebrew,youtux/homebrew,zhipeng-jia/homebrew,saketkc/linuxbrew,princeofdarkness76/homebrew,Chilledheart/homebrew,dongcarl/homebrew,influxdata/homebrew,Linuxbrew/linuxbrew,thinker0/homebrew,ablyler/homebrew,sferik/homebrew,muellermartin/homebrew,vigo/homebrew,martinklepsch/homebrew,elyscape/homebrew,aaronwolen/homebrew,chadcatlett/homebrew,jab/homebrew,eagleflo/homebrew,knpwrs/homebrew,jedahan/homebrew,dongcarl/homebrew,arnested/homebrew,nelstrom/homebrew,petere/homebrew,feelpp/homebrew,moyogo/homebrew,kad/homebrew,recruit-tech/homebrew,razamatan/homebrew,jbeezley/homebrew,a-b/homebrew,dplarson/homebrew,knpwrs/homebrew,Linuxbrew/linuxbrew,base10/homebrew,pcottle/homebrew,Asuranceturix/homebrew,danabrand/linuxbrew,xyproto/homebrew,alebcay/homebrew,ndimiduk/homebrew,lvicentesanchez/homebrew,feelpp/homebrew,haihappen/homebrew,dgageot/homebrew,felixonmars/homebrew,drewwells/homebrew,windoze/homebrew,AGWA-forks/homebrew,moyogo/homebrew,razamatan/homebrew,ear/homebrew,mtigas/homebrew,royhodgman/homebrew,ralic/homebrew,bigbes/homebrew,SteveClement/homebrew,retrography/homebrew,sometimesfood/homebrew,joshua-rutherford/homebrew,alex/homebrew,a-b/homebrew,ento/homebrew,3van/homebrew,vihangm/homebrew,sakra/homebrew,theeternalsw0rd/homebrew,tutumcloud/homebrew,vladshablinsky/homebrew,BrewTestBot/homebrew,esamson/homebrew,saketkc/linuxbrew,LinusU/homebrew,filcab/homebrew,MoSal/homebrew,recruit-tech/homebrew,skatsuta/homebrew,davydden/linuxbrew,vigo/homebrew,iostat/homebrew2,dutchcoders/homebrew,optikfluffel/homebrew,dickeyxxx/homebrew,zeha/homebrew,influxdata/homebrew,nandub/homebrew,afb/homebrew,cscetbon/homebrew,apjanke/homebrew,dplarson/homebrew,ericfischer/homebrew,hakamadare/homebrew,drbenmorgan/linuxbrew,gicmo/homebrew,danabrand/linuxbrew,megahall/homebrew,ebouaziz/linuxbrew,Homebrew/homebrew,Asuranceturix/homebrew,jeremiahyan/homebrew,xcezx/homebrew,adamliter/homebrew,xcezx/homebrew,cHoco/homebrew,kenips/homebrew,ybott/homebrew,cosmo0920/homebrew,benjaminfrank/homebrew,danieroux/homebrew,marcwebbie/homebrew,keith/homebrew,zchee/homebrew,okuramasafumi/homebrew,optikfluffel/homebrew,georgschoelly/homebrew,ryanfb/homebrew,3van/homebrew,kenips/homebrew,Homebrew/linuxbrew,retrography/homebrew,tsaeger/homebrew,amarshall/homebrew,changzuozhen/homebrew,coldeasy/homebrew,ear/homebrew,gawbul/homebrew,max-horvath/homebrew,megahall/homebrew,zhipeng-jia/homebrew,getgauge/homebrew,jbeezley/homebrew,cchacin/homebrew,MoSal/homebrew,ndimiduk/homebrew,lrascao/homebrew,royhodgman/homebrew,hyuni/homebrew,feelpp/homebrew,galaxy001/homebrew,iandennismiller/homebrew,iandennismiller/homebrew,jamer/homebrew,ericfischer/homebrew,koraktor/homebrew,SteveClement/homebrew,polishgeeks/homebrew,zhipeng-jia/homebrew