Modify AI review comments checklist in PR template

Updated AI code review checklist to include potential additional reviews.

.github/pull_request_template.md

@@ -12,7 +12,7 @@
 # Checks
 - [ ] I have added unit tests if possible.
 - [ ] I will add related wiki document changes and link to this PR after merging.
-- [ ] All AI code review comments have been addressed. No more comments to fix if reviewed again.
+- [ ] All AI code review comments have been addressed. No more comments to fix if reviewed again. Reviewer may request additional gemini and copilot reviews.
 
 # Checks for AI generated PRs
 - [ ] I have reviewed every line of code.