Goodcell EV charger: correct scale and state class of some sensors.

- Voltages L2 and L3 should be scaled like L1
- energy sensor requires state class of total_increasing, not measurement

Issue #1808

custom_components/tuya_local/devices/goodcell_ev_charger.yaml

@@ -153,7 +153,7 @@ secondary_entities:
         type: integer
         name: sensor
         unit: kWh
-        class: measurement
+        class: total_increasing
         mapping:
           - scale: 10
   - entity: sensor
@@ -178,6 +178,8 @@ secondary_entities:
         name: sensor
         unit: V
         class: measurement
+        mapping:
+          - scale: 10
   - entity: sensor
     name: Voltage L3
     class: voltage
@@ -188,6 +190,8 @@ secondary_entities:
         name: sensor
         unit: V
         class: measurement
+        mapping:
+          - scale: 10
   - entity: sensor
     name: Current L1
     class: current