chore(deps): bump @tanstack/react-query in /frontend

Bumps [@tanstack/react-query](https://github.com/TanStack/query/tree/HEAD/packages/react-query) from 5.96.2 to 5.99.0.
- [Release notes](https://github.com/TanStack/query/releases)
- [Changelog](https://github.com/TanStack/query/blob/main/packages/react-query/CHANGELOG.md)
- [Commits](https://github.com/TanStack/query/commits/@tanstack/react-query@5.99.0/packages/react-query)

---
updated-dependencies:
- dependency-name: "@tanstack/react-query"
  dependency-version: 5.99.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

frontend/package.json

@@ -11,7 +11,7 @@
     "test:ci": "jest --coverage --coverageReporters=lcov --passWithNoTests"
   },
   "dependencies": {
-    "@tanstack/react-query": "^5.96.2",
+    "@tanstack/react-query": "^5.99.0",
     "axios": "^1.14.0",
     "lucide-react": "^1.7.0",
     "next": "16.2.2",