Update package.json

Author: dtopuzov

package.json

@@ -41,7 +41,7 @@
     "nativescript-dev-webpack": "next",
     "tslint": "^5.4.3",
     "typescript": "~2.7.2",
-    "@angular-devkit/build-angular": "~0.7.0-rc.0"
+    "@ngtools/webpack": "6.1.0-rc.0"
   },
   "scripts": {
     "tslint": "tslint --config tslint.json 'app/**/*.ts'",