Update notes for submitted changes

* res_snmp: Add -fPIC to _ASTCFLAGS

df/63a99337b1c796f8c8912b8b719e1119fa0780

@@ -0,0 +1,9 @@
+Code-Review+1: Joshua Colp <jcolp@sangoma.com>
+Code-Review+1: Kevin Harwell <kharwell@digium.com>
+Code-Review+2: George Joseph <gjoseph@digium.com>
+Verified+2: Friendly Automation
+Submitted-by: Friendly Automation
+Submitted-at: Fri, 10 Sep 2021 10:42:52 -0500
+Reviewed-on: https://gerrit.asterisk.org/c/asterisk/+/16449
+Project: asterisk
+Branch: refs/heads/19