⬆ Bump @tanstack/router-devtools from 1.139.3 to 1.139.12 in /frontend (#2021)

Bumps [@tanstack/router-devtools](https://github.com/TanStack/router/tree/HEAD/packages/router-devtools) from 1.139.3 to 1.139.12.
- [Release notes](https://github.com/TanStack/router/releases)
- [Commits](https://github.com/TanStack/router/commits/v1.139.12/packages/router-devtools)

---
updated-dependencies:
- dependency-name: "@tanstack/router-devtools"
  dependency-version: 1.139.12
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

frontend/package.json

@@ -52,7 +52,7 @@
     "@biomejs/biome": "^2.3.8",
     "@hey-api/openapi-ts": "0.73.0",
     "@playwright/test": "1.57.0",
-    "@tanstack/router-devtools": "^1.139.3",
+    "@tanstack/router-devtools": "^1.140.0",
     "@tanstack/router-plugin": "^1.139.12",
     "@types/node": "^24.10.1",
     "@types/react": "^19.2.7",