Clarify documentation about outputs.
Clarify documentation about outputs.

RELNOTES: None.
PiperOrigin-RevId: 178664333

dropbox/bazel,dropbox/bazel,safarmer/bazel,safarmer/bazel,werkt/bazel,werkt/bazel,dslomov/bazel,twitter-forks/bazel,werkt/bazel,ButterflyNetwork/bazel,akira-baruah/bazel,cushon/bazel,twitter-forks/bazel,aehlig/bazel,twitter-forks/bazel,meteorcloudy/bazel,dslomov/bazel-windows,dropbox/bazel,cushon/bazel,ButterflyNetwork/bazel,perezd/bazel,davidzchen/bazel,dropbox/bazel,dslomov/bazel,twitter-forks/bazel,aehlig/bazel,ulfjack/bazel,perezd/bazel,ButterflyNetwork/bazel,katre/bazel,akira-baruah/bazel,meteorcloudy/bazel,davidzchen/bazel,bazelbuild/bazel,davidzchen/bazel,meteorcloudy/bazel,ButterflyNetwork/bazel,dropbox/bazel,meteorcloudy/bazel,bazelbuild/bazel,werkt/bazel,bazelbuild/bazel,dslomov/bazel,katre/bazel,davidzchen/bazel,bazelbuild/bazel,aehlig/bazel,akira-baruah/bazel,ulfjack/bazel,katre/bazel,dslomov/bazel,katre/bazel,dslomov/bazel-windows,aehlig/bazel,davidzchen/bazel,dslomov/bazel-windows,ButterflyNetwork/bazel,akira-baruah/bazel,perezd/bazel,ulfjack/bazel,ulfjack/bazel,perezd/bazel,ulfjack/bazel,werkt/bazel,safarmer/bazel,perezd/bazel,safarmer/bazel,ulfjack/bazel,dslomov/bazel-windows,dslomov/bazel,davidzchen/bazel,cushon/bazel,meteorcloudy/bazel,aehlig/bazel,twitter-forks/bazel,aehlig/bazel,katre/bazel,cushon/bazel,dropbox/bazel,bazelbuild/bazel,safarmer/bazel,perezd/bazel,ButterflyNetwork/bazel,ulfjack/bazel,cushon/bazel,dslomov/bazel-windows,cushon/bazel,akira-baruah/bazel,perezd/bazel,dslomov/bazel,meteorcloudy/bazel,dslomov/bazel-windows,meteorcloudy/bazel,twitter-forks/bazel,akira-baruah/bazel,werkt/bazel,davidzchen/bazel,aehlig/bazel,twitter-forks/bazel,katre/bazel,bazelbuild/bazel,safarmer/bazel,dslomov/bazel