chore(package): update json5 to version 2.1.3

Closes #48

Author: greenkeeper[bot]

package.json

@@ -111,7 +111,7 @@
     "husky": "2.2.0",
     "jest": "24.7.1",
     "jest-watch-typeahead": "0.3.0",
-    "json5": "2.1.0",
+    "json5": "2.1.3",
     "lint-staged": "8.1.5",
     "prettier": "1.17.0",
     "rollup": "1.10.1",