Update notes for submitted changes

* Close ObjectReaders in tests
* Close some Repository instances in tests
* Close ObjectInserters in tests

12/3634e2aa19cfb8275e373e93f95753faf1f43d

@@ -0,0 +1,7 @@
+Code-Review+2: Matthias Sohn <matthias.sohn@sap.com>
+Verified+1: JGit Bot <jgit-bot@eclipse.org>
+Submitted-by: Thomas Wolf <thomas.wolf@paranor.ch>
+Submitted-at: Mon, 21 Oct 2019 06:17:11 -0400
+Reviewed-on: https://git.eclipse.org/r/151369
+Project: jgit/jgit
+Branch: refs/heads/master

1b/8da0dcfa52264db36a3613d47a415f00fb10c6

@@ -0,0 +1,7 @@
+Code-Review+2: Matthias Sohn <matthias.sohn@sap.com>
+Verified+1: JGit Bot <jgit-bot@eclipse.org>
+Submitted-by: Thomas Wolf <thomas.wolf@paranor.ch>
+Submitted-at: Mon, 21 Oct 2019 06:17:11 -0400
+Reviewed-on: https://git.eclipse.org/r/151368
+Project: jgit/jgit
+Branch: refs/heads/master

c0/20848dbb2d583824aa682a354236374e4bfe69

@@ -0,0 +1,7 @@
+Code-Review+2: Matthias Sohn <matthias.sohn@sap.com>
+Verified+1: JGit Bot <jgit-bot@eclipse.org>
+Submitted-by: Thomas Wolf <thomas.wolf@paranor.ch>
+Submitted-at: Mon, 21 Oct 2019 06:17:11 -0400
+Reviewed-on: https://git.eclipse.org/r/151370
+Project: jgit/jgit
+Branch: refs/heads/master