fix(deps): update dependency next to v9 [security]

Author: renovate-bot

packages/web/package.json

@@ -33,7 +33,7 @@
     "graphql": "0.12.3",
     "graphql-tag": "2.6.1",
     "isomorphic-unfetch": "2.0.0",
-    "next": "4.3.0-canary.1",
+    "next": "9.3.2",
     "ramda": "0.25.0",
     "react": "16.2.0",
     "react-apollo": "2.0.4",