fix(core): remove useless lerna-changelog

Author: bmuenzenmeyer

lerna.json

@@ -11,15 +11,5 @@
   },
   "npmClientArgs": [
     "--registry=https://registry.npmjs.org/"
-  ],
-  "changelog": {
-      "labels": {
-        "bug": "bug :bug:",
-        "documentation": "documentation :book:",
-        "enhancement": "enhancement :sparkles:",
-        "epic": "EPIC! :crossed_swords:",
-        "fix / refactor": "fix / refactor :construction:"
-      },
-      "cacheDir": ".changelog"
-    }
+  ]
 }