Bump the dev-dependencies group with 2 updates

Bumps the dev-dependencies group with 2 updates: [sinon](https://github.com/sinonjs/sinon) and [vite](https://github.com/vitejs/vite/tree/HEAD/packages/vite).


Updates `sinon` from 18.0.0 to 18.0.1
- [Release notes](https://github.com/sinonjs/sinon/releases)
- [Changelog](https://github.com/sinonjs/sinon/blob/main/docs/changelog.md)
- [Commits](https://github.com/sinonjs/sinon/compare/v18.0.0...v18.0.1)

Updates `vite` from 5.4.3 to 5.4.4
- [Release notes](https://github.com/vitejs/vite/releases)
- [Changelog](https://github.com/vitejs/vite/blob/v5.4.4/packages/vite/CHANGELOG.md)
- [Commits](https://github.com/vitejs/vite/commits/v5.4.4/packages/vite)

---
updated-dependencies:
- dependency-name: sinon
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dev-dependencies
- dependency-name: vite
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dev-dependencies
...

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

ui/package.json

@@ -12,6 +12,6 @@
   "devDependencies": {
     "ep_etherpad-lite": "workspace:../src",
     "typescript": "^5.6.2",
-    "vite": "^5.4.3"
+    "vite": "^5.4.4"
   }
 }