Apply suggestions from code review

Author: NataliaIvakina

.github/workflows/auto-backport.yml

@@ -1,7 +1,7 @@
 name: auto-cherry-pick
 on:
   pull_request_target:
-    types: ["labeled", "closed"]
+    types: ["closed"]
 
 jobs:
   backport:
@@ -20,7 +20,7 @@ jobs:
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           auto_backport_label_prefix: auto-cherry-pick-to-
-          add_original_reviewers: true
+          add_original_reviewers: false
 
       - name: Info log
         if: ${{ success() }}