Merge branch 'ES-976509' of https://github.com/SyncfusionExamples/how-to-hide-the-detailsview-expander-icon-based-on-child-records-count-wpf-datagrid into ES-976509

Author: SreemonPremkumarM

README.md

@@ -8,6 +8,7 @@ You can customize hiding the details view expander icon by handling the **SfData
 
 ``` c#
 this.dataGrid.QueryDetailsViewExpanderState += DataGrid_QueryDetailsViewExpanderState;
+
 private void DataGrid_QueryDetailsViewExpanderState(object sender, Syncfusion.UI.Xaml.Grid.QueryDetailsViewExpanderStateEventArgs e)
 {
     var orderInfo = e.Record as OrderInfo;
@@ -29,4 +30,4 @@ The following screenshot illustrates how to hide the state of expander icon base
 
 #### UWP DataGrid Image:
 
-![Details view DataGrid with expander icon hidden in UWP](DetailsViewDataGridWithHiddenExpanderUWP.png)
+![Details view DataGrid with expander icon hidden in UWP](DetailsViewDataGridWithHiddenExpanderUWP.png)