fixup: remote 'note that'

Author: BethGriggs

doc/releases.md

@@ -730,7 +730,7 @@ In the `doc/changelogs` directory, create a new `CHANGELOG_V{N}.md` file where
 `{N}` is the major version of the release. Follow the structure of the existing
 `CHANGELOG_V*.md` files.
 
-Note that the navigation headers in all of the `CHANGELOG_V*.md` files must be
+The navigation headers in all of the `CHANGELOG_V*.md` files must be
 updated to account for the new `CHANGELOG_V{N}.md` file.
 
 Once the file is created, the root `CHANGELOG.md` file must be updated to