fix (earu_dpn_circuitbreaker): fix power units

Discussion #2300

custom_components/tuya_local/devices/earu_dpn_circuitbreaker.yaml

@@ -48,7 +48,7 @@ entities:
       - id: 19
         name: sensor
         type: integer
-        unit: kW
+        unit: W
         class: measurement
         force: true
         mapping: