Remove 7.14 entry that was pushed to 7.13

CHANGELOG

@@ -3,7 +3,6 @@ Please view this file on the master branch, on stable branches it's out of date.
 v 7.14.0 (unreleased)
   - Fix full screen mode for snippet comments (Daniel Gerhardt)
   - Fix 404 error in files view after deleting the last file in a repository (Stan Hu)
-  - Remove repository graph log to fix slow cache updates after push event (Stan Hu)
   - Fix label read access for unauthenticated users (Daniel Gerhardt)
   - Fix access to disabled features for unauthenticated users (Daniel Gerhardt)
   - Fix OAuth provider bug where GitLab would not go return to the redirect_uri after sign-in (Stan Hu)
@@ -1590,4 +1589,4 @@ v 0.8.0
   - stability
   - security fixes
   - increased test coverage
-  - email notification
\ No newline at end of file
+  - email notification