Absina EV charger: invert RFID button

PR #2816

custom_components/tuya_local/devices/absina_evcharger.yaml

@@ -473,6 +473,11 @@ entities:
       - id: 123
         type: boolean
         name: button
+        mapping:
+          - dps_val: false
+            value: true
+          - dps_val: true
+            value: false
 
   # Seems not to work with the charger as always on waitOperation
   - entity: sensor  # ChargingOperation -124-