Add PR template (#2594)

Co-authored-by: Gary Jones <github@garyjones.io>
Co-authored-by: jrfnl <jrfnl@users.noreply.github.com>

Author: jrfnl

.github/pull_request_template.md

@@ -0,0 +1,34 @@
+<!-- Provide a general summary of your changes in the title above. -->
+
+<!--
+============================================================================================
+Please read the CONTRIBUTING guide before submitting your pull request.
+
+- Warning: AI-generated PRs are NOT welcome and may result in a ban from this repository.
+- Small PRs using atomic, descriptive commits are hugely appreciated, as it will make
+  reviewing your changes easier for the maintainers.
+- Ensure that the code you are submitting meets copyright and licensing requirements to be included in this codebase.
+
+Also, please make sure your pull request passes all continuous integration checks.
+PRs which are failing their CI checks will likely be ignored by the maintainers.
+
+============================================================================================
+-->
+
+# Description
+<!--
+What problem does this PR solve?
+Describe the purpose of your changes in detail explaining which choices you have made and why.
+-->
+
+
+## Suggested changelog entry
+<!--
+Please provide a short description of the change for the changelog.
+See the https://github.com/WordPress/WordPress-Coding-Standards/blob/develop/CHANGELOG.md file if you need examples.
+-->
+
+
+## Related issues/external references
+
+Fixes #