message: update UnderlineNavLink syntax
diff: @@ -4,8 +4,8 @@ import classnames from 'classnames'
  import {ITEM_CLASS, SELECTED_CLASS} from './UnderlineNav'
  import {mapWhitespaceProps} from './props'
  -export default function UnderlineNavLink(props) {
  - const {children, selected, tag: Tag, className, ...rest} = mapWhitespaceProps(props)
  +export default function UnderlineNavLink({children, selected, tag: Tag, ...rest}) {
  + const {className} = mapWhitespaceProps(rest)
  const classes = classnames(ITEM_CLASS, selected && SELECTED_CLASS, className)
  return (
  