demos slider: removed extra char (;) in stylesheet

Author: rdworth

demos/slider/multiple-vertical.html

@@ -8,7 +8,7 @@
 	<script type="text/javascript" src="../../ui/ui.slider.js"></script>
 	<link type="text/css" href="../demos.css" rel="stylesheet" />
 	<style type="text/css">
-		#demo-frame > div.demo { padding: 10px !important; };
+		#demo-frame > div.demo { padding: 10px !important; }
 	</style>
 	<script type="text/javascript">
 	$(function() {