Add device: Tuya - Switch of scene (#4894)

Co-authored-by: AndreyGrech <150545561+AndreyGrech@users.noreply.github.com>

Author: github-actions[bot]

library/library.json

@@ -12981,6 +12981,12 @@
             "manufacturer": "ZVIDAR",
             "model": "Z-CM-V01",
             "battery_type": "Rechargeable"
+        },
+        {
+            "manufacturer": "Tuya",
+            "model": "Switch of scene",
+            "model_id": "mh9px7cq",
+            "battery_type": "23A"
         }
     ]
 }