chore: improved pull request template wording

Author: xmatthias

.github/PULL_REQUEST_TEMPLATE.md

@@ -4,7 +4,7 @@ unit tests, and is your code PEP8 conformant? [More details](https://github.com/
 Did you use AI to create your changes?
 If so, please state it clearly in the PR description (failing to do so may result in your PR being closed).
 
-Also, please do a line by line review of the changes you made before submitting the PR, reverting all unnecessary changes.
+Also, please do a self review of the changes made before submitting the PR to make sure only relevant changes are included.
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 ## Summary