[LOG4J-3634] Add changelog

Author: ppkarwasz

src/changes/changes.xml

@@ -36,6 +36,9 @@
       <action issue="LOG4J2-3631" dev="pkarwasz" type="fix" due-to="Jeff Thomas">
         Fix `Configurator#setLevel` for internal classes.
       </action>
+      <action issue="LOG4J2-3634" dev="pkarwasz" type="fix" due-to="Marcel Koch">
+        Fix level propagation in `Log4jBridgeHandler`.
+      </action>
     </release>
     <release version="2.19.0" date="2022-09-09" description="GA Release 2.19.0">
       <action issue="LOG4J2-3584" dev="vy" type="fix">