Destroy door layers

src/c/main.c

@@ -913,6 +913,8 @@ static void alarm_window_load() {
 static void alarm_window_unload() {
 	tick_timer_service_unsubscribe();
 	accel_tap_service_unsubscribe();
+	layer_destroy(s_right_door_layer);
+	layer_destroy(s_left_door_layer);
 	text_layer_destroy(s_progress_txt_layer);
 	text_layer_destroy(s_countdown_txt_layer);
 	window_destroy(s_drop_window);