Bump react-dom and @types/react-dom in /frontend (#116)

Bumps [react-dom](https://github.com/facebook/react/tree/HEAD/packages/react-dom) and [@types/react-dom](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/react-dom). These dependencies needed to be updated together.

Updates `react-dom` from 19.1.1 to 19.2.0
- [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/v19.2.0/packages/react-dom)

Updates `@types/react-dom` from 19.1.9 to 19.2.0
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/react-dom)

---
updated-dependencies:
- dependency-name: react-dom
  dependency-version: 19.2.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: "@types/react-dom"
  dependency-version: 19.2.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

frontend/package-lock.json

@@ -15,13 +15,13 @@
   "dependencies": {
     "@tanstack/react-query": "^5.90.5",
     "react": "^19.2.0",
-    "react-dom": "^19.1.1",
+    "react-dom": "^19.2.0",
     "react-router-dom": "^7.9.4"
   },
   "devDependencies": {
     "@eslint/js": "^9.36.0",
     "@types/react": "^19.2.2",
-    "@types/react-dom": "^19.1.9",
+    "@types/react-dom": "^19.2.2",
     "@vitejs/plugin-react": "^5.0.4",
     "eslint": "^9.38.0",
     "eslint-plugin-react-hooks": "^7.0.0",