Update proper email address for conduct report

Author: chmouel

code-of-conduct.md

@@ -44,7 +44,7 @@ event. Representation of a project may be further defined and clarified by proje
 ## Enforcement
 
 Instances of abusive, harassing, or otherwise unacceptable behavior may be reported by contacting the project team at
-knative-code-of-conduct@googlegroups.com. All complaints will be reviewed and investigated and will result in a response
+pipelines-dev@redhat.com. All complaints will be reviewed and investigated and will result in a response
 that is deemed necessary and appropriate to the circumstances. The project team is obligated to maintain confidentiality
 with regard to the reporter of an incident. Further details of specific enforcement policies may be posted separately.