Update notes for submitted changes

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

9a/933c3adc43ac49525c718bbafa209fea362b57

@@ -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 07:55:33 -0500
+Reviewed-on: https://gerrit.asterisk.org/c/asterisk/+/12929
+Project: asterisk
+Branch: refs/heads/16