Update notes for submitted changes

* Merge branch 'stable-5.7' into stable-5.8

8f/422e9a9add4a7a7d972e8aa1dfa5e15fccdf99

+Code-Review+2: Matthias Sohn <matthias.sohn@sap.com>
+Verified+1: JGit Bot <jgit-bot@eclipse.org>
+Submitted-by: Matthias Sohn <matthias.sohn@sap.com>
+Submitted-at: Wed, 02 Dec 2020 09:55:45 -0500
+Reviewed-on: https://git.eclipse.org/r/c/jgit/jgit/+/173233
+Project: jgit/jgit
+Branch: refs/heads/stable-5.8