Update notes for submitted changes

* main/frame: Add missing control frame names to ast_frame_subclass2str

0a/5141f2f3c01f32b6306bf7426492d678088af7

@@ -0,0 +1,9 @@
+Code-Review+1: Joshua Colp <jcolp@sangoma.com>
+Code-Review+1: Sean Bright <sean.bright@gmail.com>
+Code-Review+2: George Joseph <gjoseph@digium.com>
+Verified+2: George Joseph <gjoseph@digium.com>
+Submitted-by: George Joseph <gjoseph@digium.com>
+Submitted-at: Wed, 27 Jan 2021 10:41:09 -0600
+Reviewed-on: https://gerrit.asterisk.org/c/asterisk/+/15339
+Project: asterisk
+Branch: refs/heads/16