Merge pull request #143 from buildkite/update-coc-email

Update Code of Conduct contract email address

CODE_OF_CONDUCT.md

@@ -61,7 +61,7 @@ representative at an online or offline event.
 
 Instances of abusive, harassing, or otherwise unacceptable behavior may be
 reported to the community leaders responsible for enforcement at
-`support+analytics@buildkite.com`.
+[coc@buildkite.com](mailto:[email protected]).
 All complaints will be reviewed and investigated promptly and fairly.
 
 All community leaders are obligated to respect the privacy and security of the