Bump next from 13.5.1 to 14.1.1 in /packages/mui-material-nextjs

Bumps [next](https://github.com/vercel/next.js) from 13.5.1 to 14.1.1.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v13.5.1...v14.1.1)

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

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

packages/mui-material-nextjs/package.json

@@ -43,7 +43,7 @@
     "@emotion/react": "^11.11.4",
     "@emotion/server": "^11.11.0",
     "@types/react": "^18.2.55",
-    "next": "13.5.1",
+    "next": "14.1.1",
     "react": "^18.2.0"
   },
   "peerDependencies": {