update demo

Author: Lukas742

packages/main/src/components/AnalyticalTable/AnalyticalTable.stories.mdx

@@ -103,7 +103,8 @@ import { TableWithManyColumns } from './demo2';
     isTreeTable: false,
     scaleWidthMode: TableScaleWidthMode.Default,
     selectionMode: TableSelectionMode.SINGLE_SELECT,
-    selectionBehavior: TableSelectionBehavior.ROW
+    selectionBehavior: TableSelectionBehavior.ROW,
+    overscanCountHorizontal: 5
   }}
   argTypes={{
     ref: { type: null },