feat: delete unwanted changelog options

Author: MohsenElgendy

lerna.json

@@ -1,18 +1,8 @@
 {
   "npmClient": "yarn",
   "version": "independent",
-  "conventionalCommits": false,
   "useWorkspaces": true,
   "packages": [
     "packages/*"
-  ],
-  "changelog": {
-    "labels": {
-      "feat": "New Feature",
-      "fix": "Bug Fix",
-      "docs": "Documentation",
-      "perf": "Performance",
-      "refactor": "Code Refactoring"
-    }
-  }
+  ]
 }