update release notes step

CONTRIBUTING.md

@@ -240,7 +240,12 @@ Run the following release commands, replacing `7.0.0` with your version number:
   - Get approval for the release PR and merge it!
 
 #### Follow-on steps
-- As part of the release action, a draft Github release will have been created at https://github.com/Turfjs/turf/releases with an auto-generated changelog.  Edit and add to the release notes for readability and completeness, specifically noting any breaking changes.  Use past releases as a guide.  Be sure to "Save draft" each time, then ask for a review from other contributors.  Once ready, click `Publish release`.  This will make the release notes publicly accessible and notify all watchers of the project.
+- As part of the release action, a draft Github release will have been created at https://github.com/Turfjs/turf/releases with an auto-generated changelog.
+  - Edit and add to the release notes for readability and completeness, specifically noting any breaking changes.  Use past releases as a guide.
+  - Be sure to "Save draft" each time, then ask for a review or edits from other contributors.
+  - Try not to leave the notes unpublished more than a day, people rely on these notes for upgrading.
+  - Once ready, click `Publish release`.  This will make the release notes publicly accessible and notify all watchers of the project.
+  - You can edit and republish your release notes after this, but that will likely notify followers, so best to get it right the first time.
 - Release a new version of the [API docs](https://github.com/Turfjs/turf-www/blob/master/CONTRIBUTING.md) for the https://turfjs.org website.
 
 ## Documentation