Update eslint-config-prettier to the latest version 🚀 (#38)

Update eslint-config-prettier to the latest version 🚀

Author: WindomZ

package.json

@@ -44,7 +44,7 @@
     "ava": "^2.0.0",
     "coveralls": "^3.0.2",
     "eslint": "^5.14.0",
-    "eslint-config-prettier": "^5.0.0",
+    "eslint-config-prettier": "^6.1.0",
     "husky": "^2.0.0",
     "lint-staged": "^9.0.0",
     "nyc": "^14.0.0",