message: docs: update slider prop table
diff: @@ -105,7 +105,7 @@ The `Slider` component wraps all it's children in the [Box](/docs/layout/box)
  component, so you can pass all `Box` props to change it's style.
  | Name | Type | Default | Description |
  -| ------------------ | -------------------------- | ------------------------ | ------------------------------------------------------------------------- |
  +| ------------------ | -------------------------- | ------- | ------------------------------------------------------------------------- |
  | `value` | `number` | | The value of the slider. |
  | `defaultValue` | `number` | | The initial value of the slider. |
  | `max` | `number` | | Standard `input` max attribute. |
  @@ -114,9 +114,9 @@ component, so you can pass all `Box` props to change it's style.
  | `onChange` | `(value: number): void` | | Callback fired when the value of the slider changes. |
  | `onChangeEnd` | `(value: number): void` | | Callback fired when the slider changes is done. |
  | `isReadOnly` | `boolean` | | If `true`, the slider will be in read-only mode. |
  -| `onFocus` | `React.FocusEventHander` | | Callback fired when the thumb receives focus |
  -| `onBlur` | `React.FocusEventHander` | | Callback fired when the thumb is blurred |
  -| `onMouseDown` | `React.MouseEventHander | React.TouchEventHandler` | | Callback fired when the you mousedown on any part of the slider |
  +| `onFocus` | `Function` | | Callback fired when the thumb receives focus |
  +| `onBlur` | `Function` | | Callback fired when the thumb is blurred |
  +| `onMouseDown` | `Function | | | Callback fired when the you mousedown on any part of the slider |
  | `aria-label` | `string` | | The accessible label. |
  | `aria-labelledby` | `string` | | The `id` of the element that labels the sliders |
  | `aria-valuetext` | `string` | | The aria-valuetext of the switch for accessibility. |
  