FLUT-958402-[others][flutter]: API Link Added

Author: Gowtham-SF4769

Flutter/datagrid/selection.md

@@ -1267,7 +1267,7 @@ To retrieve the details of a row in the DataGrid, use the [controller](https://p
 
 * [dataGridRow](https://pub.dev/documentation/syncfusion_flutter_datagrid/latest/datagrid/DataGridRow-class.html) – Provides the DataGridRow corresponding to the specified index.
 
-* isSelected – Indicates whether the row is currently selected.
+* [isSelected](https://pub.dev/documentation/syncfusion_flutter_datagrid/latest/datagrid/DataGridRowDetails/isSelected.html) – Indicates whether the row is currently selected.
 
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