Fixed the tz that the world clock references

movement/watch_faces/clock/world_clock2_face.h

@@ -105,6 +105,7 @@ typedef struct {
     uint8_t current_zone;
     uint32_t previous_date_time;
     int16_t tz;
+    int16_t tz_curr;
 } world_clock2_state_t;
 
 void world_clock2_face_setup(movement_settings_t *settings, uint8_t watch_face_index, void **context_ptr);