Bump vite from 6.3.2 to 6.3.4 in /frontend

Bumps [vite](https://github.com/vitejs/vite/tree/HEAD/packages/vite) from 6.3.2 to 6.3.4.
- [Release notes](https://github.com/vitejs/vite/releases)
- [Changelog](https://github.com/vitejs/vite/blob/main/packages/vite/CHANGELOG.md)
- [Commits](https://github.com/vitejs/vite/commits/v6.3.4/packages/vite)

---
updated-dependencies:
- dependency-name: vite
  dependency-version: 6.3.4
  dependency-type: direct:development
...

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

frontend/package.json

@@ -22,7 +22,7 @@
     "sass-embedded": "^1.86.3",
     "unplugin-fonts": "^1.3.1",
     "unplugin-vue-components": "^28.4.1",
-    "vite": "^6.2.2",
+    "vite": "^6.3.4",
     "vite-plugin-vuetify": "^2.1.1"
   },
   "packageManager": "yarn@1.22.22+sha512.a6b2f7906b721bba3d67d4aff083df04dad64c399707841b7acf00f6b133b7ac24255f2652fa22ae3534329dc6180534e98d17432037ff6fd140556e2bb3137e"