SmartplugV2: add compatible Mercator Ikuü model

Issue #3269

custom_components/tuya_local/devices/smartplugv2.yaml

@@ -1,5 +1,9 @@
 name: Energy monitoring smartplug
 legacy_type: kogan_switch2
+products:
+  - id: 3o0vwq7nfd8keuwp
+    manufacturer: Mercator Ikuü
+    model: SPLUG02
 entities:
   - entity: switch
     class: outlet