Update notes for submitted changes

* Add 4.16 staging target platform

b6/087813e0980ab22b39065cc6457d88be94cc4b

@@ -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: Tue, 26 May 2020 20:06:31 -0400
+Reviewed-on: https://git.eclipse.org/r/163642
+Project: jgit/jgit
+Branch: refs/heads/master