message: test(button): remove fragile test about <a>
diff: @@ -91,11 +91,6 @@ describe('<Button />', () => {
  )
  })
  - it('should be render element as <a> if has href', () => {
  - const { container } = render(<Button href="href">Send</Button>)
  - expect(container.querySelector('a')).toBeInTheDocument()
  - })
  -
  it('should be add a href in <a> if it has href', () => {
  const { container } = render(<Button href="href">Send</Button>)
  expect(container.querySelector('a[href="href"]')).toBeInTheDocument()
  