message: docs: Update incorrect story category for deprecated CSS buttons
diff: @@ -175,7 +175,7 @@ storiesOf('Components|Buttons/Button/CSS/Text', module)
  </div>
  ));
  -storiesOf('CSS/Button/Deprecated', module)
  +storiesOf('Components|Buttons/Button/CSS/Deprecated', module)
  .addDecorator(withReadme(README))
  .add('Primary', () => (
  <div className="story">
  