Add release note for new logging syntax

docs/source/Support/bskReleaseNotes.rst

@@ -48,10 +48,17 @@ Version |release|
   removing the need for "Config" and "Wrap" objects. Updated all scenarios and test files for this new syntax.
   To convert prior script to use the new syntax, see :ref:`bskPrinciples-2` for the simple new
   syntaxt to add C-modules.
-- Modified :ref:`mrpFeedback` to enable the use of a modified control law, and added the integral control torque
+- Modified :ref:`mrpFeedback` to enable the use of a modified control law, and added the integral control torque 
   feedback output message.
 - Resolved a crash, induced by uninitialized memory, in the Camera module. The crash was first seen on Ubuntu 22 with
   gcc 9.5
+- Implemented new syntax for variable logging. See :ref:`bskPrinciples-6`.
+
+.. warning::
+
+    SWIG files (``.i``) for modules should include ``%include "sys_model.i"`` instead of ``%include "sys_model.h"``
+    to take advantage of the new module variable logging feature.
+
 
 Version 2.2.0 (June 28, 2023)
 -----------------------------