chore(package): update @metahub/cz-conventional-commit to version 2.0.0

Author: greenkeeper[bot]

package.json

@@ -22,7 +22,7 @@
   "devDependencies": {
     "@commitlint/cli": "^3.1.3",
     "@commitlint/config-angular": "^3.1.1",
-    "@metahub/cz-conventional-commit": "1.1.1",
+    "@metahub/cz-conventional-commit": "^2.0.0",
     "@metahub/eslint-config": "^1.6.1",
     "ava": "^0.22.0",
     "babel-eslint": "^7.2.3",