chore: add pull_request_review trigger to Bonk workflow (#28436)

Reviews submitted via 'Submit review' fire pull_request_review events,
not pull_request_review_comment or issue_comment. The Bonk action
already handles this event type — this just wires it up as a trigger.

Author: irvinebroque

.github/workflows/bonk.yml

@@ -5,6 +5,8 @@ on:
     types: [created]
   pull_request_review_comment:
     types: [created]
+  pull_request_review:
+    types: [submitted]
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.event.issue.number || github.ref }}