Bump @vitejs/plugin-react from 5.1.4 to 6.0.2 in /app/assets

Bumps [@vitejs/plugin-react](https://github.com/vitejs/vite-plugin-react/tree/HEAD/packages/plugin-react) from 5.1.4 to 6.0.2.
- [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@6.0.2/packages/plugin-react)

---
updated-dependencies:
- dependency-name: "@vitejs/plugin-react"
  dependency-version: 6.0.2
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

app/assets/package-lock.json

@@ -98,7 +98,7 @@
     "@types/jest": "^30.0.0",
     "@types/react-beautiful-dnd": "^13.1.8",
     "@types/react-router-dom": "^5.3.3",
-    "@vitejs/plugin-react": "^5.1.4",
+    "@vitejs/plugin-react": "^6.0.2",
     "babel-plugin-syntax-dynamic-import": "^6.18.0",
     "coveralls": "^3.1.1",
     "jest": "^30.4.1",