add weather icon

src/main.hpp

@@ -20,8 +20,7 @@
 #define AIR_CONDITIONER_RMT_CHANNEL RMT_CHANNEL_0
 
 void handleMqttMessage(char *topic, char *payload);
-void lockAC();
-void unlockAC();
+void subscribeToMqttTopics();
 
 void sendStopBytes();
 void sendExtStopBytes();