swift 2.2
swift 2.2

Swift: update to 2.2 release

Closes #50487.

Signed-off-by: Alex Dunn <b282564bd5f8d67a4677db811f6ba8f0122b7f24@ucsb.edu>

dericed/homebrew,liamstask/homebrew,nandub/homebrew,Homebrew/linuxbrew,lrascao/homebrew,dutchcoders/homebrew,ralic/homebrew,Homebrew/homebrew,tschoonj/homebrew,reelsense/homebrew,scorphus/homebrew,reelsense/linuxbrew,influxdata/homebrew,marcwebbie/homebrew,elgertam/homebrew,Homebrew/homebrew,getgauge/homebrew,gnubila-france/linuxbrew,nandub/homebrew,saketkc/linuxbrew,totalvoidness/homebrew,chadcatlett/homebrew,ablyler/homebrew,Angeldude/linuxbrew,emcrisostomo/homebrew,tschoonj/homebrew,ralic/homebrew,filcab/homebrew,ExtremeMan/homebrew,theeternalsw0rd/homebrew,marcwebbie/homebrew,optikfluffel/homebrew,yumitsu/homebrew,brunchboy/homebrew,dutchcoders/homebrew,emcrisostomo/homebrew,mkrapp/homebrew,dutchcoders/homebrew,influxdata/homebrew,filcab/homebrew,emcrisostomo/homebrew,reelsense/homebrew,frodeaa/homebrew,ilovezfs/homebrew,josa42/homebrew,joshfriend/homebrew,SuperNEMO-DBD/cadfaelbrew,sakra/homebrew,booi/homebrew,reelsense/linuxbrew,3van/homebrew,getgauge/homebrew,josa42/homebrew,michaKFromParis/homebrew-sparks,Homebrew/linuxbrew,scorphus/homebrew,optikfluffel/homebrew,sakra/homebrew,theeternalsw0rd/homebrew,Homebrew/linuxbrew,Homebrew/homebrew,tschoonj/homebrew,getgauge/homebrew,gnubila-france/linuxbrew,liamstask/homebrew,frodeaa/homebrew,influxdb/homebrew,marcwebbie/homebrew,pcottle/homebrew,tutumcloud/homebrew,brunchboy/homebrew,tutumcloud/homebrew,Linuxbrew/linuxbrew,optikfluffel/homebrew,pcottle/homebrew,OJFord/homebrew,gawbul/homebrew,lrascao/homebrew,yumitsu/homebrew,OJFord/homebrew,ablyler/homebrew,chadcatlett/homebrew,ExtremeMan/homebrew,ralic/homebrew,Linuxbrew/linuxbrew,saketkc/linuxbrew,BrewTestBot/homebrew,theeternalsw0rd/homebrew,totalvoidness/homebrew,michaKFromParis/homebrew-sparks,AlexejK/homebrew,dericed/homebrew,3van/homebrew,reelsense/linuxbrew,chadcatlett/homebrew,sakra/homebrew,Angeldude/linuxbrew,joshfriend/homebrew,gawbul/homebrew,reelsense/homebrew,mkrapp/homebrew,ralic/homebrew,Linuxbrew/linuxbrew,AlexejK/homebrew,deorth/homebrew,sakra/homebrew,Angeldude/linuxbrew,saketkc/linuxbrew,joshfriend/homebrew,SuperNEMO-DBD/cadfaelbrew,pcottle/homebrew,deorth/homebrew,cscetbon/homebrew,elgertam/homebrew,dutchcoders/homebrew,cscetbon/homebrew,brunchboy/homebrew,cscetbon/homebrew,SuperNEMO-DBD/cadfaelbrew,scorphus/homebrew,AlexejK/homebrew,saketkc/linuxbrew,booi/homebrew,mkrapp/homebrew,Homebrew/linuxbrew,3van/homebrew,elgertam/homebrew,deorth/homebrew,ExtremeMan/homebrew,tutumcloud/homebrew,ilovezfs/homebrew,getgauge/homebrew,reelsense/linuxbrew,marcwebbie/homebrew,liamstask/homebrew,filcab/homebrew,liamstask/homebrew,Linuxbrew/linuxbrew,gnubila-france/linuxbrew,pcottle/homebrew,gnubila-france/linuxbrew,influxdb/homebrew,scorphus/homebrew,yumitsu/homebrew,frodeaa/homebrew,tschoonj/homebrew,michaKFromParis/homebrew-sparks,BrewTestBot/homebrew,influxdata/homebrew,gawbul/homebrew,optikfluffel/homebrew,dericed/homebrew,pcottle/homebrew,3van/homebrew,AlexejK/homebrew,influxdb/homebrew,ablyler/homebrew,Homebrew/homebrew,reelsense/homebrew,SuperNEMO-DBD/cadfaelbrew,nandub/homebrew,OJFord/homebrew,ilovezfs/homebrew,lrascao/homebrew,OJFord/homebrew,brunchboy/homebrew,BrewTestBot/homebrew,nandub/homebrew,influxdata/homebrew,dericed/homebrew,ilovezfs/homebrew,BrewTestBot/homebrew,ExtremeMan/homebrew,elgertam/homebrew,influxdb/homebrew,theeternalsw0rd/homebrew,booi/homebrew,tutumcloud/homebrew,filcab/homebrew,emcrisostomo/homebrew,frodeaa/homebrew,totalvoidness/homebrew,totalvoidness/homebrew,josa42/homebrew,Angeldude/linuxbrew,ablyler/homebrew