deps: bump vite from 6.4.2 to 8.0.8 in /samples/react/login-pkce

Bumps [vite](https://github.com/vitejs/vite/tree/HEAD/packages/vite) from 6.4.2 to 8.0.8.
- [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/v8.0.8/packages/vite)

---
updated-dependencies:
- dependency-name: vite
  dependency-version: 8.0.8
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

samples/react/login-pkce/.yarn/install-state.gz

@@ -27,7 +27,7 @@
     "happy-dom": "^20.8.9",
     "prettier": "^3.8.1",
     "typescript": "^5.8.0",
-    "vite": "^6.3.0",
+    "vite": "^8.0.8",
     "vitest": "^4.1.3"
   }
 }