chore(package): update eslint-config-prettier to version 3.1.0 (#316)

Author: greenkeeper[bot]

package.json

@@ -72,7 +72,7 @@
   "devDependencies": {
     "babel-eslint": "10.0.0",
     "eslint": "5.0.1",
-    "eslint-config-prettier": "3.0.1",
+    "eslint-config-prettier": "3.1.0",
     "eslint-plugin-flowtype": "2.50.0",
     "eslint-plugin-import": "2.13.0",
     "eslint-plugin-node": "7.0.1",