feat: add missing propTypes

packages/web/src/components/Portal/index.jsx

@@ -1,7 +1,9 @@
 import ReactDOM from 'react-dom';
+
 const Portal = ({ children }) => {
   return typeof document === 'object'
     ? ReactDOM.createPortal(children, document.body)
     : null;
 };
+
 export default Portal;