build(deps-dev): Bump vite from 7.1.7 to 7.1.9

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] <[email protected]>

Author: dependabot[bot]

package.json

@@ -66,7 +66,7 @@
     "sveltekit-superforms": "2.27.1",
     "tslib": "2.8.1",
     "typescript": "5.9.2",
-    "vite": "7.1.7",
+    "vite": "7.1.9",
     "vitest": "3.2.4",
     "zod": "3.25.76"
   },