Bump vite from 4.5.5 to 6.2.1 in /ui

Bumps [vite](https://github.com/vitejs/vite/tree/HEAD/packages/vite) from 4.5.5 to 6.2.1.
- [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/create-vite@6.2.1/packages/vite)

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

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

Author: dependabot[bot]

ui/package.json

@@ -9,7 +9,7 @@
   },
   "devDependencies": {
     "sass": "^1.83.4",
-    "vite": "^4.5.5"
+    "vite": "^6.2.1"
   },
   "dependencies": {
     "@popperjs/core": "^2.11.8",