Update code of conduct (fixes #2529)

CODE_OF_CONDUCT.md

@@ -1,3 +1,8 @@
-# Code of conduct
+# Community Participation Guidelines
 
-This repository is governed by Mozilla's code of conduct and etiquette guidelines. For more details please see the [Mozilla Community Participation Guidelines](https://www.mozilla.org/about/governance/policies/participation/) and [Developer Etiquette Guidelines](https://bugzilla.mozilla.org/page.cgi?id=etiquette.html).
+This repository is governed by Mozilla's code of conduct and etiquette guidelines.
+For more details, please read the
+[Mozilla Community Participation Guidelines](https://www.mozilla.org/about/governance/policies/participation/).
+
+## How to Report
+For more information on how to report violations of the Community Participation Guidelines, please read our [How to Report](https://www.mozilla.org/about/governance/policies/participation/reporting/) page.