Bump next from 9.2.2 to 12.1.0

Bumps [next](https://github.com/vercel/next.js) from 9.2.2 to 12.1.0.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v9.2.2...v12.1.0)

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

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

Author: dependabot[bot]

package.json

@@ -30,7 +30,7 @@
     "dotenv-webpack": "^2.0.0",
     "isomorphic-unfetch": "^3.1.0",
     "js-base64": "^3.7.2",
-    "next": "^9.2.2",
+    "next": "^12.1.0",
     "polished": "^3.6.7",
     "react": "^16.13.1",
     "react-dom": "^16.13.1",