Change workflow trigger from pull_request to pull_request_target

Author: akarnokd

.github/workflows/entropy-beauty-comment.yml

@@ -12,7 +12,7 @@ permissions:
 jobs:
   comment:
     if: >
-      github.event.workflow_run.event == 'pull_request' &&
+      github.event.workflow_run.event == 'pull_request_target' &&
       github.event.workflow_run.conclusion == 'success'
     runs-on: ubuntu-latest
     steps: