[3.x] e.preventDefault() from the inner I13nButton can not stop the parent's <form> submit

[caa1211]

e.preventDefault() from the inner I13nButton can not stop the parent's <form> submit in 3.x,
the behavior is different from the 2.x version, please help to verify if it's a bug or a breaking change, thanks.

• 2.x demo: https://codesandbox.io/s/exciting-ramanujan-9tqhik?file=/src/App.js
  -> click the button then the form not be submitted to yahoo.com

• 3.x demo: https://codesandbox.io/s/flamboyant-tu-kiv5lc?file=/src/App.js
  -> Click the button then the form be submitted to yahoo.com

Not pretty sure, but the issue seems to relate to the PR #391