message: docs(contributing): add guideline not to overwrite commit history when fixing requested changes
diff: @@ -80,6 +80,8 @@ Before you submit your Pull Request (PR) consider the following guidelines:
  git push -f
  ```
  + * When updating your feature branch with the requested changes, please do not overwrite the commit history, but rather contain the changes in new commits. This is for the sake of a clearer and easier review process.
  +
  That's it! Thank you for your contribution!
  