Add a link to buildbarn BES
Add a link to buildbarn BES

CC: @EdSchouten

Closes #7631.

PiperOrigin-RevId: 237016879

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