Merge pull request kubernetes#1940 from tpepper/cocc_alias

code of conduct committee update

Author: k8s-ci-robot

OWNERS_ALIASES

@@ -146,10 +146,10 @@ aliases:
     - phenixblue
   committee-code-of-conduct:
     - AevaOnline
-    - Bradamant3
-    - carolynvs
-    - jdumars
+    - celestehorgan
+    - karenhchu
     - tashimi
+    - tpepper
   committee-product-security:
     - cjcullen
     - joelsmith