message: chore(Button): remove useless fragment
diff: @@ -3,7 +3,6 @@ import React from 'react'
  export default function IconLoading () {
  const size = '0.8em'
  return (
  - <React.Fragment>
  <i className='hi-icon hi-btn--loading--icon'>
  <svg viewBox='0 0 18 18' width={size} height={size} fill='currentColor'>
  <g>
  @@ -15,6 +14,5 @@ export default function IconLoading () {
  </g>
  </svg>
  </i>
  - </React.Fragment>
  )
  }
  