Update notes for submitted changes

* JGit v5.1.13.202002110435-r

e0/abe9e2a7a2e0acf3d59fd634457457c49663e1

+Verified+1: JGit Bot <jgit-bot@eclipse.org>
+Code-Review+2: Matthias Sohn <matthias.sohn@sap.com>
+Submitted-by: Matthias Sohn <matthias.sohn@sap.com>
+Submitted-at: Tue, 11 Feb 2020 05:14:21 -0500
+Reviewed-on: https://git.eclipse.org/r/157475
+Project: jgit/jgit
+Branch: refs/heads/stable-5.1