chore: allow triggering PR reviewer automatically (#15055)

Author: shahednasser

.github/workflows/review-prs.yml

@@ -1,7 +1,7 @@
 name: PR Review
 
 on:
-  pull_request:
+  pull_request_target:
     types: [opened, reopened, synchronize, edited]
   issue_comment:
     types: [created]