Added definitions for SmartKnight ML Accessories Ltd (Marketed as Knightsbridge in the UK) 2-gang Smart Socket (#3781)

DEVICES.md

@@ -590,7 +590,7 @@ the best option.
 - DIGOO DG-SP202 dual smartplug with energy monitoring and timers
 - DIGOO DG-SP01 USB smartplug with night light
 - Dual power monitoring smartplug (Geex)
-- Dual power monitoring smartplug v2 (Smatrul, Deltaco)
+- Dual power monitoring smartplug v2 (Smatrul, Deltaco, Knightsbridge)
 - Eightree ET43 3-outlet powerstrip with energy monitoring
 - ES01 3 outlet + USB powerstrip with individual timers
 - ESP Fort EC-SPSP USB and mains smartplug

custom_components/tuya_local/devices/dual_power_monitor_smartplugv2.yaml

@@ -16,6 +16,10 @@ products:
   - id: r03i57pimbyua3ev
     manufacturer: ARLEC
     model: PC287HA
+  - id: bfjt9eoebwzdypvu
+    manufacturer: SmartKnight ML Accessories Ltd
+    model: Knightsbridge 13A Smart Swtched Socket (2-gang)
+    model_id: SN9KW/CU9KW/OP9KW
 entities:
   - entity: switch
     translation_key: outlet_x