chore(deps): bump react-dom from 19.0.0 to 19.1.0 in /site

Bumps [react-dom](https://github.com/facebook/react/tree/HEAD/packages/react-dom) from 19.0.0 to 19.1.0.
- [Release notes](https://github.com/facebook/react/releases)
- [Changelog](https://github.com/facebook/react/blob/main/CHANGELOG.md)
- [Commits](https://github.com/facebook/react/commits/v19.1.0/packages/react-dom)

---
updated-dependencies:
- dependency-name: react-dom
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

site/package.json

@@ -22,7 +22,7 @@
     "js-beautify": "^1.15.4",
     "purecss": "^3.0.0",
     "react": "^19.1.0",
-    "react-dom": "^19.0.0",
+    "react-dom": "^19.1.0",
     "react-syntax-highlighter": "^15.6.1",
     "webpack": "^5.98.0"
   },