ES-976509 - Resolved the conflict and addressed the concerns

Author: SreemonPremkumarM

README.md

@@ -1,12 +1,12 @@
-# How to Maintain the DetailsView Expanded Sstate when Sorting and Grouping the WPF DataGrid?
+# How to Maintain the DetailsView Expanded State when Sorting and Grouping the WPF DataGrid?
 
 This sample show cases how to maintain the DetailsView expanded state when Sorting and Grouping the [WPF DataGrid](https://www.syncfusion.com/wpf-controls/datagrid) (SfDataGrid).
 
 When you are processing the data operation ([Grouping](https://help.syncfusion.com/wpf/datagrid/grouping), [Sorting](https://help.syncfusion.com/wpf/datagrid/sorting)) the expanded DetailsViewDataGrid is collapsed in DataGrid. 
 
 ### Grouping
 
-You can expand all the `DetailsViewDataGrid` when processing the grouping in `SfDataGrid.GroupColumnDescriptions.CollectionChanged` event. s
+You can expand all the `DetailsViewDataGrid` when processing the grouping in `SfDataGrid.GroupColumnDescriptions.CollectionChanged` event.
 
 ``` Csharp
 this.dataGrid.GroupColumnDescriptions.CollectionChanged += GroupColumnDescriptions_CollectionChanged;
@@ -38,4 +38,4 @@ private void DataGrid_SortColumnsChanged(object sender, GridSortColumnsChangedEv
 }
 ```
 
-![DetailsViewDataGrid are in expanded state after grouping](DetailsViewDataGridExpandedStateAfterGrouping.gif)
+![DetailsViewDataGrid are in expanded state after grouping](DetailsViewDataGridExpandedStateAfterGrouping.gif)