Update notes for submitted changes

* Ensure RacyGitTests don't raise false negatives

6d/b9371250866b76b7eb54f8bc1c69ff79c19098

@@ -0,0 +1,7 @@
+Verified+1: CI Bot
+Code-Review+2: Jonathan Nieder <jrn@google.com>
+Submitted-by: Jonathan Nieder <jrn@google.com>
+Submitted-at: Fri, 20 Jul 2018 03:25:26 -0400
+Reviewed-on: https://git.eclipse.org/r/126160
+Project: jgit/jgit
+Branch: refs/heads/master