chore(deps): bump next from 13.1.6 to 13.5.1 in /frontend

Bumps [next](https://github.com/vercel/next.js) from 13.1.6 to 13.5.1.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v13.1.6...v13.5.1)

---
updated-dependencies:
- dependency-name: next
  dependency-type: direct:production
...

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

frontend/package.json

@@ -74,7 +74,7 @@
 		"ky": "^1.1.3",
 		"localforage": "^1.10.0",
 		"match-sorter": "^6.3.1",
-		"next": "^14.0.3",
+		"next": "^13.5.1",
 		"next-recompose-plugins": "^2.0.1",
 		"next-seo": "^6.4.0",
 		"next-sitemap": "^4.2.3",