Bump next from 9.5.0 to 9.5.4 (#1117)

Bumps [next](https://github.com/vercel/next.js) from 9.5.0 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/v9.5.0...v9.5.4)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -43,7 +43,7 @@
     "match-sorter": "^4.1.0",
     "morphmorph": "^0.1.3",
     "ms": "^2.1.2",
-    "next": "^9.5.0",
+    "next": "^9.5.4",
     "next-offline": "^5.0.2",
     "prettier": "^2.0.5",
     "react": "^16.13.1",