Auto merge of #16102 - Wafflespeanut:edits, r=jdm

Request users to allow edits from maintainers in PRs

Github auto-unchecks this checkbox once the PR has been opened. So, I'm not sure how useful this is gonna be, but it's worth mentioning anyway.

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PULL_REQUEST_TEMPLATE.md

@@ -11,4 +11,6 @@
 - [ ] There are tests for these changes OR
 - [ ] These changes do not require tests because _____
 
+<!-- Also, please make sure that "Allow edits from maintainers" checkbox is checked, so that we can help you if you get stuck somewhere along the way.-->
+
 <!-- Pull requests that do not address these steps are welcome, but they will require additional verification as part of the review process. -->