test-bot: fix path in cleanup_before
test-bot: fix path in cleanup_before

We should remove PR lock files in the test tap rather than HOMEBREW_REPOSITORY.

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