docker-machine: fix bash completion installation
docker-machine: fix bash completion installation

The recent upgrade to docker-machine 0.5.4 accidentally broke the
installation of the docker-machine bash completion scripts.

Closes #47255.

Signed-off-by: Dominyk Tiller <53e438f55903875d07efdd98a8aaf887e7208dd3@gmail.com>

ExtremeMan/homebrew,dongcarl/homebrew,manphiz/homebrew,skatsuta/homebrew,dunn/homebrew,reelsense/homebrew,treyharris/homebrew,elgertam/homebrew,MartinDelille/homebrew,SuperNEMO-DBD/cadfaelbrew,blogabe/homebrew,totalvoidness/homebrew,decors/homebrew,influxdata/homebrew,kodabb/homebrew,galaxy001/homebrew,marcwebbie/homebrew,mactkg/homebrew,miketheman/homebrew,reelsense/linuxbrew,sometimesfood/homebrew,ablyler/homebrew,princeofdarkness76/homebrew,tutumcloud/homebrew,afh/homebrew,dplarson/homebrew,benjaminfrank/homebrew,LinusU/homebrew,cscetbon/homebrew,getgauge/homebrew,jarrettmeyer/homebrew,ebouaziz/linuxbrew,elyscape/homebrew,mkrapp/homebrew,scpeters/homebrew,MartinDelille/homebrew,totalvoidness/homebrew,influxdata/homebrew,SteveClement/homebrew,afh/homebrew,Homebrew/homebrew,hyuni/homebrew,menivaitsi/homebrew,getgauge/homebrew,royhodgman/homebrew,OJFord/homebrew,DoomHammer/linuxbrew,sferik/homebrew,feelpp/homebrew,royhodgman/homebrew,josa42/homebrew,ryanfb/homebrew,Homebrew/linuxbrew,emcrisostomo/homebrew,influxdb/homebrew,dutchcoders/homebrew,dutchcoders/homebrew,haihappen/homebrew,MartinDelille/homebrew,Angeldude/linuxbrew,quantumsteve/homebrew,TaylorMonacelli/homebrew,teslamint/homebrew,deorth/homebrew,DoomHammer/linuxbrew,miketheman/homebrew,iostat/homebrew2,arnested/homebrew,influxdata/homebrew,theeternalsw0rd/homebrew,quantumsteve/homebrew,skinny-framework/homebrew,mobileoverlord/homebrew-1,dunn/homebrew,elgertam/homebrew,zhipeng-jia/homebrew,bigbes/homebrew,ralic/homebrew,cosmo0920/homebrew,dalanmiller/homebrew,decors/homebrew,skatsuta/homebrew,muellermartin/homebrew,elyscape/homebrew,kenips/homebrew,hanxue/homebrew,Linuxbrew/linuxbrew,danieroux/homebrew,dgageot/homebrew,retrography/homebrew,utzig/homebrew,adamliter/homebrew,zchee/homebrew,hanxue/homebrew,kodabb/homebrew,afh/homebrew,quantumsteve/homebrew,jamer/homebrew,jsjohnst/homebrew,utzig/homebrew,mmizutani/homebrew,dplarson/homebrew,blogabe/homebrew,BrewTestBot/homebrew,iostat/homebrew2,scpeters/homebrew,haihappen/homebrew,retrography/homebrew,jab/homebrew,manphiz/homebrew,cosmo0920/homebrew,OJFord/homebrew,michaKFromParis/homebrew-sparks,miketheman/homebrew,hyuni/homebrew,benjaminfrank/homebrew,iandennismiller/homebrew,drewwells/homebrew,youtux/homebrew,drbenmorgan/linuxbrew,osimola/homebrew,SuperNEMO-DBD/cadfaelbrew,ebouaziz/linuxbrew,zchee/homebrew,princeofdarkness76/homebrew,LinusU/homebrew,emcrisostomo/homebrew,mobileoverlord/homebrew-1,sferik/homebrew,thinker0/homebrew,cosmo0920/homebrew,redpen-cc/homebrew,dericed/homebrew,scorphus/homebrew,davydden/linuxbrew,thinker0/homebrew,apjanke/homebrew,scorphus/homebrew,elyscape/homebrew,adamliter/homebrew,base10/homebrew,elyscape/homebrew,menivaitsi/homebrew,davydden/linuxbrew,AlexejK/homebrew,lrascao/homebrew,SteveClement/homebrew,Angeldude/linuxbrew,chadcatlett/homebrew,gawbul/homebrew,galaxy001/homebrew,Red54/homebrew,kenips/homebrew,feelpp/homebrew,treyharris/homebrew,davydden/linuxbrew,jarrettmeyer/homebrew,gawbul/homebrew,getgauge/homebrew,sometimesfood/homebrew,polishgeeks/homebrew,dgageot/homebrew,knpwrs/homebrew,skinny-framework/homebrew,MoSal/homebrew,ryanfb/homebrew,teslamint/homebrew,mactkg/homebrew,ExtremeMan/homebrew,joshfriend/homebrew,alebcay/homebrew,LinusU/homebrew,thinker0/homebrew,georgschoelly/homebrew,bukzor/linuxbrew,ilovezfs/homebrew,hongkongkiwi/homebrew,esamson/homebrew,alebcay/homebrew,polishgeeks/homebrew,dickeyxxx/homebrew,bigbes/homebrew,influxdb/homebrew,drbenmorgan/linuxbrew,davydden/linuxbrew,Asuranceturix/homebrew,MoSal/homebrew,blogabe/homebrew,skatsuta/homebrew,josa42/homebrew,bukzor/linuxbrew,AlexejK/homebrew,apjanke/homebrew,dalanmiller/homebrew,AlexejK/homebrew,jamer/homebrew,jsjohnst/homebrew,frodeaa/homebrew,cosmo0920/homebrew,dericed/homebrew,saketkc/linuxbrew,tutumcloud/homebrew,jamer/homebrew,jconley/homebrew,mobileoverlord/homebrew-1,royhodgman/homebrew,ybott/homebrew,drbenmorgan/linuxbrew,ilovezfs/homebrew,gnubila-france/linuxbrew,sometimesfood/homebrew,georgschoelly/homebrew,TaylorMonacelli/homebrew,jarrettmeyer/homebrew,Asuranceturix/homebrew,yumitsu/homebrew,princeofdarkness76/homebrew,ybott/homebrew,MartinDelille/homebrew,ryanfb/homebrew,iostat/homebrew2,dalanmiller/homebrew,zhipeng-jia/homebrew,Angeldude/linuxbrew,cprecioso/homebrew,ybott/homebrew,gnubila-france/linuxbrew,Homebrew/homebrew,ebouaziz/linuxbrew,dutchcoders/homebrew,benjaminfrank/homebrew,reelsense/homebrew,dunn/homebrew,BrewTestBot/homebrew,keith/homebrew,reelsense/homebrew,brunchboy/homebrew,ryanfb/homebrew,galaxy001/homebrew,theeternalsw0rd/homebrew,booi/homebrew,jiashuw/homebrew,adamliter/homebrew,feelpp/homebrew,ear/homebrew,zchee/homebrew,SteveClement/homebrew,redpen-cc/homebrew,saketkc/linuxbrew,totalvoidness/homebrew,jamer/homebrew,chadcatlett/homebrew,sferik/homebrew,base10/homebrew,ear/homebrew,pdxdan/homebrew,quantumsteve/homebrew,sjackman/linuxbrew,ralic/homebrew,liamstask/homebrew,ento/homebrew,treyharris/homebrew,ralic/homebrew,base10/homebrew,redpen-cc/homebrew,frodeaa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