chore(deps): update dependency docz to v2.3.1

Author: renovate-bot

package.json

@@ -74,7 +74,7 @@
     "babel-jest": "25.2.3",
     "babel-loader": "8.1.0",
     "babel-plugin-react-native-web": "0.12.2",
-    "docz": "2.2.0",
+    "docz": "2.3.1",
     "eslint": "6.8.0",
     "eslint-config-prettier": "6.10.1",
     "eslint-plugin-import": "2.20.1",