faq: remove mention of the tools directory
faq: remove mention of the tools directory

This is no longer relevant.

Fixes #1099

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MOS_MIGRATED_REVID=118574360

kchodorow/bazel,mbrukman/bazel,perezd/bazel,mrdomino/bazel,mikelikespie/bazel,dslomov/bazel-windows,abergmeier-dsfishlabs/bazel,spxtr/bazel,snnn/bazel,akira-baruah/bazel,Asana/bazel,spxtr/bazel,meteorcloudy/bazel,hermione521/bazel,safarmer/bazel,UrbanCompass/bazel,ButterflyNetwork/bazel,hermione521/bazel,davidzchen/bazel,aehlig/bazel,aehlig/bazel,safarmer/bazel,katre/bazel,akira-baruah/bazel,meteorcloudy/bazel,variac/bazel,zhexuany/bazel,mbrukman/bazel,bazelbuild/bazel,variac/bazel,juhalindfors/bazel-patches,dslomov/bazel,Asana/bazel,Asana/bazel,damienmg/bazel,mikelikespie/bazel,aehlig/bazel,zhexuany/bazel,kchodorow/bazel,twitter-forks/bazel,kchodorow/bazel,whuwxl/bazel,akira-baruah/bazel,dslomov/bazel,variac/bazel,cushon/bazel,Asana/bazel,mbrukman/bazel,werkt/bazel,twitter-forks/bazel,twitter-forks/bazel,whuwxl/bazel,anupcshan/bazel,hermione521/bazel,abergmeier-dsfishlabs/bazel,spxtr/bazel,mbrukman/bazel,bazelbuild/bazel,davidzchen/bazel,ulfjack/bazel,mikelikespie/bazel,mikelikespie/bazel,cushon/bazel,twitter-forks/bazel,dslomov/bazel-windows,mrdomino/bazel,dslomov/bazel,anupcshan/bazel,whuwxl/bazel,hermione521/bazel,anupcshan/bazel,anupcshan/bazel,kchodorow/bazel,juhalindfors/bazel-patches,Asana/bazel,kchodorow/bazel-1,katre/bazel,kchodorow/bazel-1,juhalindfors/bazel-patches,mrdomino/bazel,damienmg/bazel,twitter-forks/bazel,akira-baruah/bazel,bazelbuild/bazel,ulfjack/bazel,LuminateWireless/bazel,twitter-forks/bazel,damienmg/bazel,snnn/bazel,akira-baruah/bazel,dslomov/bazel-windows,damienmg/bazel,safarmer/bazel,kchodorow/bazel-1,dslomov/bazel,variac/bazel,kchodorow/bazel-1,kchodorow/bazel,mikelikespie/bazel,iamthearm/bazel,ulfjack/bazel,dslomov/bazel,mrdomino/bazel,ButterflyNetwork/bazel,twitter-forks/bazel,ButterflyNetwork/bazel,aehlig/bazel,safarmer/bazel,meteorcloudy/bazel,mikelalcon/bazel,zhexuany/bazel,Asana/bazel,iamthearm/bazel,katre/bazel,werkt/bazel,kchodorow/bazel,LuminateWireless/bazel,aehlig/bazel,UrbanCompass/bazel,katre/bazel,iamthearm/bazel,LuminateWireless/bazel,variac/bazel,perezd/bazel,dropbox/bazel,zhexuany/bazel,snnn/bazel,davidzchen/bazel,mrdomino/bazel,werkt/bazel,zhexuany/bazel,mikelalcon/bazel,werkt/bazel,dropbox/bazel,mikelikespie/bazel,aehlig/bazel,dropbox/bazel,abergmeier-dsfishlabs/bazel,snnn/bazel,snnn/bazel,hermione521/bazel,kchodorow/bazel,UrbanCompass/bazel,meteorcloudy/bazel,snnn/bazel,mikelalcon/bazel,perezd/bazel,meteorcloudy/bazel,anupcshan/bazel,anupcshan/bazel,ulfjack/bazel,variac/bazel,damienmg/bazel,variac/bazel,iamthearm/bazel,bazelbuild/bazel,ulfjack/bazel,juhalindfors/bazel-patches,UrbanCompass/bazel,abergmeier-dsfishlabs/bazel,zhexuany/bazel,cushon/bazel,spxtr/bazel,katre/bazel,mrdomino/bazel,UrbanCompass/bazel,werkt/bazel,davidzchen/bazel,abergmeier-dsfishlabs/bazel,davidzchen/bazel,werkt/bazel,mikelalcon/bazel,ulfjack/bazel,damienmg/bazel,whuwxl/bazel,cushon/bazel,damienmg/bazel,perezd/bazel,perezd/bazel,davidzchen/bazel,meteorcloudy/bazel,whuwxl/bazel,dslomov/bazel-windows,mbrukman/bazel,dropbox/bazel,whuwxl/bazel,abergmeier-dsfishlabs/bazel,Asana/bazel,dslomov/bazel-windows,kchodorow/bazel-1,akira-baruah/bazel,iamthearm/bazel,juhalindfors/bazel-patches,UrbanCompass/bazel,dropbox/bazel,perezd/bazel,juhalindfors/bazel-patches,ButterflyNetwork/bazel,ButterflyNetwork/bazel,kchodorow/bazel-1,mikelalcon/bazel,dslomov/bazel,ulfjack/bazel,mbrukman/bazel,spxtr/bazel,dslomov/bazel-windows,hermione521/bazel,cushon/bazel,bazelbuild/bazel,davidzchen/bazel,dropbox/bazel,aehlig/bazel,spxtr/bazel,ButterflyNetwork/bazel,cushon/bazel,LuminateWireless/bazel,katre/bazel,dslomov/bazel,bazelbuild/bazel,safarmer/bazel,snnn/bazel,LuminateWireless/bazel,spxtr/bazel,safarmer/bazel,mikelalcon/bazel,meteorcloudy/bazel,perezd/bazel,iamthearm/bazel,LuminateWireless/bazel,juhalindfors/bazel-patches