⬆ Bump vite from 7.1.7 to 7.1.9 in /frontend (#1919)

Bumps [vite](https://github.com/vitejs/vite/tree/HEAD/packages/vite) from 7.1.7 to 7.1.9.
- [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/v7.1.9/packages/vite)

---
updated-dependencies:
- dependency-name: vite
  dependency-version: 7.1.9
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

frontend/package.json

@@ -37,6 +37,6 @@
     "@vitejs/plugin-react-swc": "^4.0.1",
     "dotenv": "^17.2.2",
     "typescript": "^5.2.2",
-    "vite": "^7.1.7"
+    "vite": "^7.1.9"
   }
 }