chore(package): update eslint-plugin-json to version 2.1.1

Closes #23

Author: greenkeeper[bot]

package.json

@@ -84,7 +84,7 @@
     "chai": "^4.1.2",
     "eslint": "^5.14.1",
     "eslint-config-godaddy": "^3.0.0",
-    "eslint-plugin-json": "^1.2.0",
+    "eslint-plugin-json": "^2.1.1",
     "eslint-plugin-mocha": "^5.0.0",
     "mocha": "^6.0.1",
     "nock": "^10.0.6",