Bump react-redux from 8.1.3 to 9.1.2 in /frontend

Bumps [react-redux](https://github.com/reduxjs/react-redux) from 8.1.3 to 9.1.2.
- [Release notes](https://github.com/reduxjs/react-redux/releases)
- [Changelog](https://github.com/reduxjs/react-redux/blob/master/CHANGELOG.md)
- [Commits](reduxjs/react-redux@v8.1.3...v9.1.2)

---
updated-dependencies:
- dependency-name: react-redux
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

frontend/package.json

@@ -26,7 +26,7 @@
         "react": "^18.2.0",
         "react-dom": "^18.2.0",
         "react-markdown": "^8.0.7",
-        "react-redux": "^8.1.3",
+        "react-redux": "^9.1.2",
         "react-router-dom": "^6.21.0"
     },
     "devDependencies": {