Updating sample

Author: Sridhar-Karunakaran

displaying-string-values-over-aggregation-counts/index.html

@@ -8,22 +8,9 @@
     <meta name="description" content="Typescript Pivot Grid Control">
     <meta name="author" content="Syncfusion">
     <link href="index.css" rel="stylesheet">
-    <link href="https://cdn.syncfusion.com/ej2/27.2.2/ej2-base/styles/material.css" rel="stylesheet">
-    <link href="https://cdn.syncfusion.com/ej2/27.2.2/ej2-buttons/styles/material.css" rel="stylesheet">
-    <link href="https://cdn.syncfusion.com/ej2/27.2.2/ej2-calendars/styles/material.css" rel="stylesheet">
-    <link href="https://cdn.syncfusion.com/ej2/27.2.2/ej2-dropdowns/styles/material.css" rel="stylesheet">
-    <link href="https://cdn.syncfusion.com/ej2/27.2.2/ej2-grids/styles/material.css" rel="stylesheet">
-    <link href="https://cdn.syncfusion.com/ej2/27.2.2/ej2-charts/styles/material.css" rel="stylesheet">
-    <link href="https://cdn.syncfusion.com/ej2/27.2.2/ej2-inputs/styles/material.css" rel="stylesheet">
-    <link href="https://cdn.syncfusion.com/ej2/27.2.2/ej2-lists/styles/material.css" rel="stylesheet">
-    <link href="https://cdn.syncfusion.com/ej2/27.2.2/ej2-navigations/styles/material.css" rel="stylesheet">
-    <link href="https://cdn.syncfusion.com/ej2/27.2.2/ej2-popups/styles/material.css" rel="stylesheet">
-    <link href="https://cdn.syncfusion.com/ej2/27.2.2/ej2-splitbuttons/styles/material.css" rel="stylesheet">
-    <link href="https://cdn.syncfusion.com/ej2/27.2.2/ej2-pivotview/styles/material.css" rel="stylesheet">
-
     <link href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet">
-
-    <script src="https://cdn.syncfusion.com/ej2/27.2.2/dist/ej2.min.js" type="text/javascript"></script>
+    <script src="https://cdn.syncfusion.com/ej2/28.1.33/dist/ej2.min.js" type="text/javascript"></script>
+    <link href="https://cdn.syncfusion.com/ej2/28.1.33/tailwind3.css" rel="stylesheet">
     <script src="es5-datasource.js" type="text/javascript"></script>
 <script src="https://cdn.syncfusion.com/ej2/syncfusion-helper.js" type ="text/javascript"></script>
 </head>