⬆ Bump react-dom from 19.2.1 to 19.2.3 in /frontend (fastapi#2046)

Bumps [react-dom](https://github.com/facebook/react/tree/HEAD/packages/react-dom) from 19.2.1 to 19.2.3.
- [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/v19.2.3/packages/react-dom)

---
updated-dependencies:
- dependency-name: react-dom
  dependency-version: 19.2.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

frontend/package-lock.json

@@ -37,7 +37,7 @@
     "lucide-react": "^0.556.0",
     "next-themes": "^0.4.6",
     "react": "^19.1.1",
-    "react-dom": "^19.2.1",
+    "react-dom": "^19.2.3",
     "react-error-boundary": "^6.0.0",
     "react-hook-form": "^7.68.0",
     "react-icons": "^5.5.0",