build(deps): bump next from 9.5.1 to 9.5.4 in /website

Bumps [next](https://github.com/vercel/next.js) from 9.5.1 to 9.5.4.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](https://github.com/vercel/next.js/compare/v9.5.1...v9.5.4)

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

website/package.json

@@ -23,7 +23,7 @@
     "express": "^4.17.1",
     "express-http-to-https": "^1.1.4",
     "html-react-parser": "^0.10.2",
-    "next": "^9.5.1",
+    "next": "^9.5.4",
     "next-fonts": "^1.0.3",
     "notyf": "^3.6.0",
     "nprogress": "^0.2.0",