Bump next from 8.0.3 to 9.3.2

Bumps [next](https://github.com/zeit/next.js) from 8.0.3 to 9.3.2.
- [Release notes](https://github.com/zeit/next.js/releases)
- [Commits](vercel/next.js@v8.0.3...v9.3.2)

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

Author: dependabot[bot]

package.json

@@ -44,7 +44,7 @@
 		"isomorphic-unfetch": "^3.0.0",
 		"keen-tracking": "1.4.0",
 		"mobile-detect": "^1.4.3",
-		"next": "^8.0.3",
+		"next": "^9.3.2",
 		"postcss-easy-import": "^3.0.0",
 		"react": "^16.8.3",
 		"react-dom": "^16.8.3",