PlantsIO Ivy: brightness is unavailable when auto-brightness is set

Discussion #2168

custom_components/tuya_local/devices/plantsio_ivy_smart_planter.yaml

@@ -327,6 +327,14 @@ secondary_entities:
         range:
           min: 0
           max: 100
+      - id: 135
+        type: boolean
+        name: available
+        mapping:
+          - dps_val: false
+            value: true
+          - dps_val: true
+            value: false
   - entity: switch
     name: Sound perception
     category: config