chore(package): update eslint-config-xo-react to version 0.20.0

Closes #45

Author: greenkeeper[bot]

package.json

@@ -30,7 +30,7 @@
     "babel-eslint": "^8.2.6",
     "eslint": "^5.3.0",
     "eslint-config-fresh": "^3.0.0",
-    "eslint-config-xo-react": "^0.17.0",
+    "eslint-config-xo-react": "^0.20.0",
     "eslint-config-xo-space": "^0.20.0",
     "eslint-plugin-jsx-a11y": "^6.1.1",
     "eslint-plugin-react": "7.11.0"