Bump vite from 6.3.6 to 6.4.1 in /web/demo

Bumps [vite](https://github.com/vitejs/vite/tree/HEAD/packages/vite) from 6.3.6 to 6.4.1.
- [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/[email protected]/packages/vite)

---
updated-dependencies:
- dependency-name: vite
  dependency-version: 6.4.1
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

web/demo/package-lock.json

@@ -12,7 +12,7 @@
     "@types/bun": "latest",
     "@types/three": ">=0.177.0",
     "typescript": "^5.8.3",
-    "vite": "^6.3.6"
+    "vite": "^6.4.1"
   },
   "dependencies": {
     "fzstd": "^0.1.1",