chore(deps-dev): bump vite from 7.3.6 to 8.1.2 in /ui

Bumps [vite](https://github.com/vitejs/vite/tree/HEAD/packages/vite) from 7.3.6 to 8.1.2.
- [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/v8.1.2/packages/vite)

---
updated-dependencies:
- dependency-name: vite
  dependency-version: 8.1.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

ui/package.json

@@ -59,7 +59,7 @@
     "prettier": "^3.8.1",
     "prettier-plugin-tailwindcss": "^0.8.0",
     "typescript": "^5.9.3",
-    "vite": "^7.3.5",
+    "vite": "^8.1.2",
     "vite-plugin-pwa": "^1.3.0",
     "vitest": "^4.1.0",
     "web-vitals": "^5.1.0",