changes to demo file

Author: Supriya S

demo/src/components/JSXExpressionStyleResolution.js

@@ -3,10 +3,9 @@ import classnames from 'classnames';
 import './table.css';
 
 export default () => {
-  var cname;
-  cname = classnames({'row': true});
+  var cname = classnames({'row': true});
 
-  return <div className="kjdhf" styleName={classnames('table')}>
+  return <div styleName={classnames('table')}>
     <div styleName={cname}>
       <div styleName='cell'>A2</div>
       <div styleName='cell'>B2</div>