Bump @vitejs/plugin-react from 3.1.0 to 4.0.0 in /admin

Bumps [@vitejs/plugin-react](https://github.com/vitejs/vite-plugin-react/tree/HEAD/packages/plugin-react) from 3.1.0 to 4.0.0.
- [Release notes](https://github.com/vitejs/vite-plugin-react/releases)
- [Changelog](https://github.com/vitejs/vite-plugin-react/blob/main/packages/plugin-react/CHANGELOG.md)
- [Commits](https://github.com/vitejs/vite-plugin-react/commits/plugin-react@4.0.0/packages/plugin-react)

---
updated-dependencies:
- dependency-name: "@vitejs/plugin-react"
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

admin/package.json

@@ -19,7 +19,7 @@
   "devDependencies": {
     "@types/react": "^18.0.37",
     "@types/react-dom": "^18.0.11",
-    "@vitejs/plugin-react": "^3.1.0",
+    "@vitejs/plugin-react": "^4.0.0",
     "vite": "^4.2.2"
   }
 }