build(deps): bump react from 16.13.1 to 16.14.0 in /docs

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] <[email protected]>

Author: dependabot[bot]

docs/package-lock.json

@@ -42,7 +42,7 @@
     "prism-react-renderer": "^1.1.1",
     "prop-types": "^15.7.2",
     "puppeteer": "^5.3.1",
-    "react": "^16.12.0",
+    "react": "^16.14.0",
     "react-dom": "^16.12.0",
     "react-headroom": "^3.0.0",
     "react-helmet": "^6.1.0",