chore(deps): update dependency xo to v0.56.0

Author: renovate[bot]

package.json

@@ -86,6 +86,6 @@
     "eslint-plugin-no-empty-blocks": "0.0.2",
     "eslint-plugin-no-use-extend-native": "0.5.0",
     "eslint-plugin-react": "6.10.3",
-    "xo": "0.54.2"
+    "xo": "0.56.0"
   }
 }