Bump the website-dependencies group across 1 directory with 2 updates

Bumps the website-dependencies group with 2 updates in the /website directory: [react](https://github.com/react/react/tree/HEAD/packages/react) and [react-dom](https://github.com/react/react/tree/HEAD/packages/react-dom).


Updates `react` from 19.2.8 to 19.3.0
- [Release notes](https://github.com/react/react/releases)
- [Changelog](https://github.com/react/react/blob/main/CHANGELOG.md)
- [Commits](https://github.com/react/react/commits/v19.3.0/packages/react)

Updates `react-dom` from 19.2.8 to 19.3.0
- [Release notes](https://github.com/react/react/releases)
- [Changelog](https://github.com/react/react/blob/main/CHANGELOG.md)
- [Commits](https://github.com/react/react/commits/v19.3.0/packages/react-dom)

---
updated-dependencies:
- dependency-name: react
  dependency-version: 19.3.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: website-dependencies
- dependency-name: react-dom
  dependency-version: 19.3.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: website-dependencies
...

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

Author: dependabot[bot]

website/package-lock.json

@@ -20,8 +20,8 @@
     "@mdx-js/react": "3.1.1",
     "clsx": "2.1.1",
     "prism-react-renderer": "2.4.1",
-    "react": "19.2.8",
-    "react-dom": "19.2.8"
+    "react": "19.3.0",
+    "react-dom": "19.3.0"
   },
   "overrides": {
     "serialize-javascript": "7.0.5"