Fix changelog.

CHANGELOG

@@ -40,9 +40,6 @@ v 7.14.0 (unreleased)
   - Fetch code from forks to refs/merge-requests/:id/head when merge request created
   - Remove satellites
   - Remove comments and email addresses when publicly exposing ssh keys (Zeger-Jan van de Weg)
-  - Improve MR merge widget text and UI consistency.
-  - Improve text in MR "How To Merge" modal.
-  - Add "Check out branch" button to the MR page.
   - Add "Merge manually..." option to MR accept widget
 v 7.13.3