message: update Box docs
diff: @@ -14,6 +14,6 @@ Box components get `COMMON` and `LAYOUT` system props. Read our [System Props](/
  | Prop name | Type | Description |
  | :- | :- | :- |
  -| is | String | |
  +| is | String | sets the HTML tag for the component |
  export const meta = {displayName: 'Box'}
  