AMBARI-5654. Kill border that is showing up around Views panel. (xiwang via yusaku)

ambari-web/app/styles/application.less

@@ -6291,6 +6291,7 @@ i.icon-asterisks {
 .views_sizes {
   width:100%;
   min-height:600px;
+  border: 0;
 }
 
 #flume-summary {