Update notes for submitted changes

* res_pjsip_pubsub: subscription cleanup changes

df/554a447cc0c7bf6128d716a9a8d9968eb6992c

@@ -0,0 +1,9 @@
+Code-Review+1: Joshua Colp <jcolp@sangoma.com>
+Code-Review+2: George Joseph <gjoseph@digium.com>
+Code-Review+1: N A <asterisk@phreaknet.org>
+Verified+2: George Joseph <gjoseph@digium.com>
+Submitted-by: George Joseph <gjoseph@digium.com>
+Submitted-at: Mon, 03 Apr 2023 09:43:43 -0500
+Reviewed-on: https://gerrit.asterisk.org/c/asterisk/+/20017
+Project: asterisk
+Branch: refs/heads/20