Adopt moderneinc/googleapis-code-suggester@main

Author: timtebeek

.github/workflows/comment-pr.yml

@@ -49,7 +49,7 @@ jobs:
           rm pr_number.txt
 
       # Post suggestions as a comment on the PR
-      - uses: googleapis/code-suggester@v5
+      - uses: moderneinc/googleapis-code-suggester@main
         with:
           command: review
           pull_number: ${{ env.PR_NUMBER }}