chore(deps-dev): bump vitest from 3.2.4 to 4.1.9 in /frontend (#2540)

Bumps [vitest](https://github.com/vitest-dev/vitest/tree/HEAD/packages/vitest) from 3.2.4 to 4.1.9.
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Changelog](https://github.com/vitest-dev/vitest/blob/main/docs/releases.md)
- [Commits](https://github.com/vitest-dev/vitest/commits/v4.1.9/packages/vitest)

---
updated-dependencies:
- dependency-name: vitest
  dependency-version: 4.1.9
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

frontend/package.json

@@ -90,6 +90,6 @@
     "typescript": "^6.0.3",
     "vite": "^8.0.10",
     "vite-plugin-svgr": "^4.3.0",
-    "vitest": "^3.2.4"
+    "vitest": "^4.1.9"
   }
 }