simple_switch_timerv2: removing inching

There is no consistency in how tuya devices assign higher numbered dps.
Since this isn't supported anyway, it is only confusing to label it inching,
where it may be random_schedule or something else.

custom_components/tuya_local/devices/simple_switch_timerv2.yaml

@@ -11,10 +11,6 @@ primary_entity:
     - id: 1
       name: switch
       type: boolean
-    - id: 42
-      name: inching
-      type: string
-      optional: true
 secondary_entities:
   - entity: number
     category: config