chore(deps-dev): bump vite from 5.4.12 to 5.4.21 in /web (#31)

Bumps [vite](https://github.com/vitejs/vite/tree/HEAD/packages/vite) from 5.4.12 to 5.4.21.
- [Release notes](https://github.com/vitejs/vite/releases)
- [Changelog](https://github.com/vitejs/vite/blob/v5.4.21/packages/vite/CHANGELOG.md)
- [Commits](https://github.com/vitejs/vite/commits/v5.4.21/packages/vite)

---
updated-dependencies:
- dependency-name: vite
  dependency-version: 5.4.21
  dependency-type: direct:development
...

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

Author: dependabot[bot]

web/package.json

@@ -3,7 +3,7 @@
   "devDependencies": {
     "@types/node": "^22.8.1",
     "sass": "^1.80.4",
-    "vite": "^5.4.12",
+    "vite": "^5.4.21",
     "vitepress": "1.3.1",
     "vue": "^3.5.12"
   },