Feyree EV portable: avoid / in entity name

- remove unsupported use of default: true to avoid confusion

PR #3207

custom_components/tuya_local/devices/feyree_ev_portable_charger.yaml

@@ -127,7 +127,7 @@ entities:
         mapping:
           - scale: 10
   - entity: switch
-    name: Start/Stop charging
+    name: Charging
     dps:
       - id: 124
         type: string
@@ -136,7 +136,6 @@ entities:
         mapping:
           - dps_val: "CloseCharging"
             value: false
-            default: true
           - dps_val: "OpenCharging"
             value: true
   - entity: sensor