force esm version of unicode-segmenter on web (#9532)

webpack.config.js

···
   config = withAlias(config, {
     'react-native$': 'react-native-web',
     'react-native-webview': 'react-native-web-webview',
+    // Force ESM version
+    'unicode-segmenter/grapheme': require
+      .resolve('unicode-segmenter/grapheme')
+      .replace(/\.cjs$/, '.js'),
   })
   config.module.rules = [
     ...(config.module.rules || []),