goldair fan: mark climate entity as deprecated.

This should have been marked as deprecated when the fan entity was added.

custom_components/tuya_local/devices/goldair_fan.yaml

@@ -38,6 +38,7 @@ primary_entity:
       name: timer
 secondary_entities:
   - entity: climate
+    deprecated: fan
     dps:
       - id: 1
         type: boolean