Bump react from 16.13.1 to 16.14.0 in /packages/webapp

Bumps [react](https://github.com/facebook/react/tree/HEAD/packages/react) from 16.13.1 to 16.14.0.
- [Release notes](https://github.com/facebook/react/releases)
- [Changelog](https://github.com/facebook/react/blob/master/CHANGELOG.md)
- [Commits](https://github.com/facebook/react/commits/v16.14.0/packages/react)

Signed-off-by: dependabot[bot] <support@github.com>

packages/webapp/package.json

@@ -24,7 +24,7 @@
     "node-sass": "4.14.1",
     "path-browserify": "1.0.1",
     "prop-types": "15.7.2",
-    "react": "16.13.1",
+    "react": "16.14.0",
     "react-countup": "4.3.3",
     "react-dom": "16.13.1",
     "react-dropzone": "11.2.0",