Update dependency enzyme to v3.11.0

Author: renovate-bot

package.json

@@ -20,7 +20,7 @@
     "babel-polyfill": "6.26.0",
     "bigchaindb-orm": "2.0.0",
     "bip39": "2.5.0",
-    "enzyme": "3.3.0",
+    "enzyme": "3.11.0",
     "enzyme-adapter-react-16": "1.1.1",
     "enzyme-to-json": "3.3.3",
     "jest": "22.4.3",