message: fix(callout): updated readme
diff: @@ -24,9 +24,11 @@ import { Callout } from '@carbon/ibmdotcom-react';
  import 'yourapplication.scss';
  function App() {
  - const children = <p>hello world</p>;
  -
  - return <Callout children={children} />;
  + return (
  + <Callout>
  + <p>hello world</p>
  + </Callout>
  + );
  }
  ReactDOM.render(<App />, document.querySelector('#app'));
  