Arlec smart button minor naming changes

- use model number in product description
- default to translated name from class

PR #1828

custom_components/tuya_local/devices/arlec_smart_button.yaml

@@ -1,10 +1,9 @@
 name: Smart Button
 products:
   - id: kpzc6pm8
-    name: Arlec Smart Button
+    name: Arlec SG022HA
 primary_entity:
   entity: event
-  name: Button
   class: button
   dps:
     - id: 1