chore(deps): update dependency cz-conventional-changelog to v3

Author: renovate-bot

package.json

@@ -87,7 +87,7 @@
     "commitizen": "3.1.2",
     "coveralls": "3.1.0",
     "cross-env": "5.2.1",
-    "cz-conventional-changelog": "2.1.0",
+    "cz-conventional-changelog": "3.3.0",
     "eslint": "4.19.1",
     "eslint-config-airbnb": "16.1.0",
     "eslint-config-prettier": "2.9.0",