Remove bulder depenendcy from core

Author: YoussefHenna

packages/core/package.json

@@ -73,8 +73,7 @@
     "@types/dateformat": "^3.0.1",
     "@types/lodash.isnumber": "^3.0.6",
     "@types/lodash.omit": "^4.5.6",
-    "@types/lodash.tonumber": "^4.0.6",
-    "react-native-builder-bob": "^0.20.4"
+    "@types/lodash.tonumber": "^4.0.6"
   },
   "react-native-builder-bob": {
     "source": "src",