message: docs(Stepper): improve the description of allow-empty prop
diff: @@ -143,8 +143,8 @@ export default {
  | show-plus | Whether to show plus button | _boolean_ | `true` |
  | show-minus | Whether to show minus button | _boolean_ | `true` |
  | show-input | Whether to show input | _boolean_ | `true` |
  -| long-press | Whether to allow long press | _boolean_ | `true` |
  -| allow-empty | Whether to allow the input to be empty | _boolean_ | `false` |
  +| long-press | Whether to enable the long press gesture, when enabled you can long press the increase and decrease buttons | _boolean_ | `true` |
  +| allow-empty | Whether to allow the input value to be empty, set to `true` to allow an empty string to be passed in | _boolean_ | `false` |
  ### Events
  