address comments

Author: yunhanw-google

src/app/InteractionModelEngine.h

@@ -170,13 +170,13 @@ class InteractionModelEngine : public Messaging::UnsolicitedMessageHandler,
      */
     void ShutdownAllSubscriptions();
 
+#endif // CHIP_CONFIG_ENABLE_READ_CLIENT
+
     /**
      * Tears down all subscription handlers.
      */
     void ShutdownAllSubscriptionHandlers();
 
-#endif // CHIP_CONFIG_ENABLE_READ_CLIENT
-
     uint32_t GetNumActiveReadHandlers() const;
     uint32_t GetNumActiveReadHandlers(ReadHandler::InteractionType type) const;