fix(homall_90l_litterbox): correct motion detection switch definition

Issue #4997

custom_components/tuya_local/devices/homall_90l_litterbox.yaml

@@ -226,7 +226,7 @@ entities:
         type: boolean
         name: sensor
   - entity: switch
-    class: Motion detection
+    name: Motion detection
     category: diagnostic
     dps:
       - id: 110