Update notes for submitted changes

* JGit v5.1.16.202106041830-r

f3/d07f664949e62265f2c12ee259ed558405f00f

@@ -0,0 +1,7 @@
+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: Fri, 04 Jun 2021 19:03:26 -0400
+Reviewed-on: https://git.eclipse.org/r/c/jgit/jgit/+/181471
+Project: jgit/jgit
+Branch: refs/heads/stable-5.1