fix(package): update loader-utils to version 2.0.0

Author: greenkeeper[bot]

package.json

@@ -35,7 +35,7 @@
   },
   "dependencies": {
     "create-html-element": "^3.0.0",
-    "loader-utils": "^1.2.3",
+    "loader-utils": "^2.0.0",
     "lodash": "^4.17.11"
   },
   "devDependencies": {