running: Remove release notes from PR template
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes #
-**Release note**:
-<!-- Write your release note:
-1. Enter your extended release note in the below block. If the PR requires additional action from users switching to the new release, include the string "action required".
-2. If no release note is required, just write "NONE".
--->
-```release-note
-
-```
