Update notes for submitted changes

* channel/chan_pjsip: add dialplan function for music on hold

55/b760d7625f3c78c8f4de5587a2051b7a16dfa4

@@ -0,0 +1,9 @@
+Code-Review+1: Joshua Colp <jcolp@digium.com>
+Code-Review+1: Benjamin Keith Ford <bford@digium.com>
+Code-Review+2: George Joseph <gjoseph@digium.com>
+Verified+2: Friendly Automation
+Submitted-by: Friendly Automation
+Submitted-at: Mon, 07 Oct 2019 08:01:36 -0500
+Reviewed-on: https://gerrit.asterisk.org/c/asterisk/+/12930
+Project: asterisk
+Branch: refs/heads/17