Update bazel --cpu= docs to remove hardcoded arch strings.
Update bazel --cpu= docs to remove hardcoded arch strings.

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MOS_MIGRATED_REVID=92573465

perezd/bazel,kamalmarhubi/bazel,iamthearm/bazel,meteorcloudy/bazel,snnn/bazel,joshua0pang/bazel,anupcshan/bazel,dslomov/bazel,variac/bazel,dslomov/bazel-windows,akira-baruah/bazel,rohitsaboo/bazel,UrbanCompass/bazel,Ansahmadiba/bazel,kchodorow/bazel,sicipio/bazel,meteorcloudy/bazel,d/bazel,safarmer/bazel,davidzchen/bazel,snnn/bazel,ulfjack/bazel,Asana/bazel,Topher-the-Geek/bazel,dslomov/bazel,abergmeier-dsfishlabs/bazel,aehlig/bazel,dslomov/bazel,kchodorow/bazel,LuminateWireless/bazel,zhexuany/bazel,Digas29/bazel,vt09/bazel,kchodorow/bazel-1,ruo91/bazel,wakashige/bazel,variac/bazel,meteorcloudy/bazel,sicipio/bazel,safarmer/bazel,rzagabe/bazel,dinowernli/bazel,akira-baruah/bazel,vt09/bazel,Asana/bazel,nkhuyu/bazel,vt09/bazel,dslomov/bazel,davidzchen/bazel,perezd/bazel,mrdomino/bazel,xindaya/bazel,rzagabe/bazel,dinowernli/bazel,juhalindfors/bazel-patches,aehlig/bazel,Digas29/bazel,d/bazel,zhexuany/bazel,manashmndl/bazel,gavares/bazel,kidaa/bazel,kidaa/bazel,wakashige/bazel,Krasnyanskiy/bazel,gavares/bazel,werkt/bazel,safarmer/bazel,whuwxl/bazel,JackSullivan/bazel,Topher-the-Geek/bazel,zhexuany/bazel,kchodorow/bazel,mikelalcon/bazel,sicipio/bazel,vt09/bazel,JackSullivan/bazel,damienmg/bazel,mikelikespie/bazel,LuminateWireless/bazel,iamthearm/bazel,rhuss/bazel,bitemyapp/bazel,davidzchen/bazel,spxtr/bazel,ruo91/bazel,damienmg/bazel,cushon/bazel,gavares/bazel,anupcshan/bazel,mikelikespie/bazel,xindaya/bazel,Krasnyanskiy/bazel,hermione521/bazel,bazelbuild/bazel,mikelikespie/bazel,LuminateWireless/bazel,d/bazel,davidzchen/bazel,cushon/bazel,ruo91/bazel,hhclam/bazel,dslomov/bazel-windows,whuwxl/bazel,sicipio/bazel,JackSullivan/bazel,variac/bazel,murugamsm/bazel,vt09/bazel,ButterflyNetwork/bazel,charlieaustin/bazel,abergmeier-dsfishlabs/bazel,mbrukman/bazel,dinowernli/bazel,dhootha/bazel,ButterflyNetwork/bazel,nkhuyu/bazel,variac/bazel,charlieaustin/bazel,Digas29/bazel,d/bazel,hhclam/bazel,joshua0pang/bazel,anupcshan/bazel,asarazan/bazel,perezd/bazel,LuminateWireless/bazel,mbrukman/bazel,wakashige/bazel,charlieaustin/bazel,manashmndl/bazel,charlieaustin/bazel,bazelbuild/bazel,kidaa/bazel,d/bazel,rzagabe/bazel,nkhuyu/bazel,twitter-forks/bazel,kidaa/bazel,Asana/bazel,kidaa/bazel,kchodorow/bazel,snnn/bazel,rzagabe/bazel,katre/bazel,ulfjack/bazel,kchodorow/bazel-1,whuwxl/bazel,snnn/bazel,davidzchen/bazel,dinowernli/bazel,kamalmarhubi/bazel,hermione521/bazel,gavares/bazel,mikelalcon/bazel,nkhuyu/bazel,whuwxl/bazel,aehlig/bazel,dslomov/bazel-windows,abergmeier-dsfishlabs/bazel,xindaya/bazel,UrbanCompass/bazel,murugamsm/bazel,mbrukman/bazel,JackSullivan/bazel,bitemyapp/bazel,ButterflyNetwork/bazel,werkt/bazel,twitter-forks/bazel,whuwxl/bazel,Krasnyanskiy/bazel,dropbox/bazel,mrdomino/bazel,juhalindfors/bazel-patches,asarazan/bazel,juhalindfors/bazel-patches,akira-baruah/bazel,Ansahmadiba/bazel,UrbanCompass/bazel,UrbanCompass/bazel,dropbox/bazel,ulfjack/bazel,manashmndl/bazel,bitemyapp/bazel,nkhuyu/bazel,rhuss/bazel,joshua0pang/bazel,akira-baruah/bazel,mikelikespie/bazel,ruo91/bazel,dropbox/bazel,ButterflyNetwork/bazel,asarazan/bazel,mikelikespie/bazel,rzagabe/bazel,twitter-forks/bazel,werkt/bazel,iamthearm/bazel,Krasnyanskiy/bazel,dslomov/bazel,werkt/bazel,akira-baruah/bazel,wakashige/bazel,UrbanCompass/bazel,rhuss/bazel,bitemyapp/bazel,spxtr/bazel,ButterflyNetwork/bazel,rohitsaboo/bazel,damienmg/bazel,bazelbuild/bazel,abergmeier-dsfishlabs/bazel,wakashige/bazel,ruo91/bazel,dhootha/bazel,dslomov/bazel-windows,abergmeier-dsfishlabs/bazel,aehlig/bazel,anupcshan/bazel,hermione521/bazel,mrdomino/bazel,d/bazel,twitter-forks/bazel,xindaya/bazel,d/bazel,dhootha/bazel,Krasnyanskiy/bazel,murugamsm/bazel,sicipio/bazel,dinowernli/bazel,bazelbuild/bazel,LuminateWireless/bazel,wakashige/bazel,rzagabe/bazel,charlieaustin/bazel,perezd/bazel,damienmg/bazel,katre/bazel,spxtr/bazel,bitemyapp/bazel,nkhuyu/bazel,dropbox/bazel,Ansahmadiba/bazel,variac/bazel,katre/bazel,Ansahmadiba/bazel,ulfjack/bazel,iamthearm/bazel,charlieaustin/bazel,bitemyapp/bazel,aehlig/bazel,Topher-the-Geek/bazel,rhuss/bazel,Topher-the-Geek/bazel,safarmer/bazel,xindaya/bazel,Ansahmadiba/bazel,perezd/bazel,Asana/bazel,kchodorow/bazel-1,cushon/bazel,joshua0pang/bazel,manashmndl/bazel,davidzchen/bazel,dropbox/bazel,ButterflyNetwork/bazel,mikelalcon/bazel,rohitsaboo/bazel,Krasnyanskiy/bazel,kchodorow/bazel-1,juhalindfors/bazel-patches,spxtr/bazel,damienmg/bazel,JackSullivan/bazel,spxtr/bazel,hhclam/bazel,rohitsaboo/bazel,akira-baruah/bazel,mbrukman/bazel,hhclam/bazel,variac/bazel,gavares/bazel,dhootha/bazel,aehlig/bazel,xindaya/bazel,rohitsaboo/bazel,asarazan/bazel,perezd/bazel,mrdomino/bazel,cushon/bazel,snnn/bazel,murugamsm/bazel,snnn/bazel,dslomov/bazel-windows,nkhuyu/bazel,rzagabe/bazel,whuwxl/bazel,Ansahmadiba/bazel,kidaa/bazel,Topher-the-Geek/bazel,charlieaustin/bazel,dslomov/bazel-windows,JackSullivan/bazel,kchodorow/bazel-1,dslomov/bazel,asarazan/bazel,spxtr/bazel,meteorcloudy/bazel,dropbox/bazel,Topher-the-Geek/bazel,kchodorow/bazel,dhootha/bazel,ulfjack/bazel,bitemyapp/bazel,hermione521/bazel,spxtr/bazel,manashmndl/bazel,JackSullivan/bazel,rhuss/bazel,joshua0pang/bazel,gavares/bazel,mikelalcon/bazel,meteorcloudy/bazel,Asana/bazel,perezd/bazel,iamthearm/bazel,dhootha/bazel,hermione521/bazel,mbrukman/bazel,mrdomino/bazel,meteorcloudy/bazel,rohitsaboo/bazel,dhootha/bazel,meteorcloudy/bazel,kamalmarhubi/bazel,zhexuany/bazel,katre/bazel,manashmndl/bazel,zhexuany/bazel,LuminateWireless/bazel,vt09/bazel,Krasnyanskiy/bazel,joshua0pang/bazel,cushon/bazel,dinowernli/bazel,hhclam/bazel,kchodorow/bazel,asarazan/bazel,ruo91/bazel,murugamsm/bazel,werkt/bazel,Ansahmadiba/bazel,Asana/bazel,safarmer/bazel,rhuss/bazel,juhalindfors/bazel-patches,hermione521/bazel,twitter-forks/bazel,mikelikespie/bazel,kchodorow/bazel-1,wakashige/bazel,ulfjack/bazel,damienmg/bazel,aehlig/bazel,snnn/bazel,gavares/bazel,mrdomino/bazel,gavares/bazel,juhalindfors/bazel-patches,juhalindfors/bazel-patches,ruo91/bazel,abergmeier-dsfishlabs/bazel,dslomov/bazel,joshua0pang/bazel,kchodorow/bazel,bazelbuild/bazel,murugamsm/bazel,zhexuany/bazel,bazelbuild/bazel,Digas29/bazel,anupcshan/bazel,murugamsm/bazel,xindaya/bazel,rhuss/bazel,kidaa/bazel,mikelalcon/bazel,sicipio/bazel,kamalmarhubi/bazel,katre/bazel,asarazan/bazel,kamalmarhubi/bazel,kamalmarhubi/bazel,UrbanCompass/bazel,manashmndl/bazel,damienmg/bazel,vt09/bazel,anupcshan/bazel,twitter-forks/bazel,davidzchen/bazel,Topher-the-Geek/bazel,kidaa/bazel,iamthearm/bazel,Topher-the-Geek/bazel,hhclam/bazel,mbrukman/bazel,Digas29/bazel,cushon/bazel,Asana/bazel,bitemyapp/bazel,mikelalcon/bazel,Digas29/bazel,safarmer/bazel,variac/bazel,ulfjack/bazel,werkt/bazel,rzagabe/bazel,katre/bazel,twitter-forks/bazel,Krasnyanskiy/bazel,sicipio/bazel