Update notes for submitted changes

* pjsip_scheduler.c: Add type ONESHOT and enhance cli show command

5a/4640d2080bc10a16e1831c0c9bd9ba7edd1174

@@ -0,0 +1,9 @@
+Code-Review+1: Kevin Harwell <kharwell@digium.com>
+Code-Review+1: Benjamin Keith Ford <bford@digium.com>
+Code-Review+2: George Joseph <gjoseph@digium.com>
+Verified+2: Kevin Harwell <kharwell@digium.com>
+Submitted-by: Kevin Harwell <kharwell@digium.com>
+Submitted-at: Mon, 09 Nov 2020 16:38:37 -0600
+Reviewed-on: https://gerrit.asterisk.org/c/asterisk/+/15133
+Project: asterisk
+Branch: refs/heads/master