Merge pull request openshift#8498 from barbacbd/remove-unused-owners

no-jira: Removing unused users from owners aliases

Author: openshift-merge-bot[bot]

OWNERS_ALIASES

@@ -3,7 +3,6 @@
 aliases:
   installer-team:
     - andfasano
-    - AnnaZivkovic
     - barbacbd
     - bfournie
     - jhixson74