message: docs(web-scripts): update for format script
diff: @@ -17,6 +17,7 @@ Add the scripts and commit hooks to your package.json:
  "scripts": {
  "test": "web-scripts test",
  "lint": "web-scripts lint",
  + "format": "web-scripts format",
  "build": "web-scripts build",
  "commit": "web-scripts commit",
  "release": "web-scripts release"
  