Bump next from 11.1.0 to 11.1.1 in /site (#391)

Bumps [next](https://github.com/vercel/next.js) from 11.1.0 to 11.1.1.
- [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/v11.1.0...v11.1.1)

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

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

site/package.json

@@ -20,7 +20,7 @@
     "jszip": "^3.7.0",
     "lodash": "^4.17.20",
     "lucide-react": "0.14.0",
-    "next": "^11.1.0",
+    "next": "^11.1.1",
     "react": "^17.0.1",
     "react-color": "^2.19.3",
     "react-dom": "^17.0.1",