Bump vite from 6.3.3 to 6.3.4 in /src/frontend

Bumps [vite](https://github.com/vitejs/vite/tree/HEAD/packages/vite) from 6.3.3 to 6.3.4.
- [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/v6.3.4/packages/vite)

---
updated-dependencies:
- dependency-name: vite
  dependency-version: 6.3.4
  dependency-type: direct:production
...

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

Author: dependabot[bot]

src/frontend/package.json

@@ -40,7 +40,7 @@
     "remark-math": "^6.0.0",
     "remark-parse": "^11.0.0",
     "remark-supersub": "^1.0.0",
-    "vite": "6.3.3"
+    "vite": "6.3.4"
   },
   "devDependencies": {
     "@types/node": "22.14.1",