Remove a duplicate link in CONTRIBUTING.md
Remove a duplicate link in CONTRIBUTING.md

RELNOTES: None
PiperOrigin-RevId: 310887299

meteorcloudy/bazel,ulfjack/bazel,katre/bazel,perezd/bazel,werkt/bazel,ButterflyNetwork/bazel,ButterflyNetwork/bazel,davidzchen/bazel,perezd/bazel,twitter-forks/bazel,meteorcloudy/bazel,safarmer/bazel,ButterflyNetwork/bazel,werkt/bazel,katre/bazel,meteorcloudy/bazel,safarmer/bazel,ulfjack/bazel,ulfjack/bazel,twitter-forks/bazel,safarmer/bazel,safarmer/bazel,meteorcloudy/bazel,davidzchen/bazel,cushon/bazel,twitter-forks/bazel,ButterflyNetwork/bazel,ulfjack/bazel,bazelbuild/bazel,cushon/bazel,davidzchen/bazel,twitter-forks/bazel,davidzchen/bazel,davidzchen/bazel,perezd/bazel,ButterflyNetwork/bazel,ulfjack/bazel,bazelbuild/bazel,meteorcloudy/bazel,cushon/bazel,twitter-forks/bazel,ulfjack/bazel,perezd/bazel,werkt/bazel,bazelbuild/bazel,ButterflyNetwork/bazel,safarmer/bazel,safarmer/bazel,cushon/bazel,werkt/bazel,twitter-forks/bazel,meteorcloudy/bazel,perezd/bazel,katre/bazel,cushon/bazel,bazelbuild/bazel,werkt/bazel,davidzchen/bazel,perezd/bazel,katre/bazel,meteorcloudy/bazel,werkt/bazel,katre/bazel,cushon/bazel,ulfjack/bazel,perezd/bazel,bazelbuild/bazel,katre/bazel,twitter-forks/bazel,bazelbuild/bazel,davidzchen/bazel