Bump next from 9.1.7 to 9.2.2 (#177)

Bumps [next](https://github.com/zeit/next.js) from 9.1.7 to 9.2.2.
- [Release notes](https://github.com/zeit/next.js/releases)
- [Commits](vercel/next.js@v9.1.7...v9.2.2)

Signed-off-by: dependabot-preview[bot] <[email protected]>

Author: dependabot-preview[bot]

package.json

@@ -30,7 +30,7 @@
     "dotenv-webpack": "^1.7.0",
     "isomorphic-unfetch": "^3.0.0",
     "js-base64": "^2.5.2",
-    "next": "^9.1.7",
+    "next": "^9.2.2",
     "polished": "^3.4.4",
     "react": "^16.13.0",
     "react-dom": "^16.13.0",