fix(beokeo_s20pro_litterbox): use appropriate translation_key

custom_components/tuya_local/devices/beokeo_s20pro_litterbox.yaml

@@ -223,9 +223,8 @@ entities:
           - dps_val: lb
             value: Pounds
   - entity: switch
-    name: Auto clean
+    translation_key: auto_clean
     category: config
-    icon: "mdi:shimmer"
     dps:
       - id: 119
         type: boolean