feat: add missing propTypes

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

@@ -1,5 +1,8 @@
 import { IntlProvider as BaseIntlProvider } from 'react-intl';
+import PropTypes from 'prop-types';
+
 import englishMessages from 'locales/en.json';
+
 const IntlProvider = ({ children }) => {
   return (
     <BaseIntlProvider
@@ -11,4 +14,9 @@ const IntlProvider = ({ children }) => {
     </BaseIntlProvider>
   );
 };
+
+IntlProvider.propTypes = {
+  children: PropTypes.node.isRequired,
+};
+
 export default IntlProvider;