Fix (kaisai_proheat_airconditioner) typo

custom_components/tuya_local/devices/kaisai_proheat_airconditioner.yaml

@@ -147,7 +147,7 @@ entities:
             value: none
           - dps_val: true
             value: eco
-          - dps_value: null
+          - dps_val: null
             value: none
             hidden: true
   - entity: sensor