Zemismart curtain: add product id for Loonas curtain

custom_components/tuya_local/devices/zemismart_curtain.yaml

@@ -1,4 +1,7 @@
 name: Simple curtain
+products:
+  - id: wraaecjqfiirj8go
+    name: Loonas smart curtain
 primary_entity:
   entity: cover
   class: curtain