Fix aria attribute

Author: twharmon

frameworks/keyed/rendrjs-atoms/src/RemoveIcon.js

@@ -2,5 +2,5 @@ import { element } from '@rendrjs/core';
 
 export let makeIcon = preload => element('span', {
     class: preload ? 'preloadicon ' : '' + 'glyphicon glyphicon-remove',
-    ariaHidden: true,
+    'aria-hidden': true,
 });