fix(AnalyticalTable): improve scroll performance when scrolling very fast (#600)

Author: MarcusNotheis

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

@@ -99,7 +99,7 @@ import { FlexBoxJustifyContent } from '@ui5/webcomponents-react/lib/FlexBoxJusti
     infiniteScroll: true,
     infiniteScrollThreshold: 20,
     subRowsKey: 'subRows',
-    isTreeTable: true,
+    isTreeTable: false,
     scaleWidthMode: TableScaleWidthMode.Default,
     selectionMode: TableSelectionMode.SINGLE_SELECT,
     selectionBehavior: TableSelectionBehavior.ROW

packages/main/src/components/AnalyticalTable/AnayticalTable.jss.ts

@@ -56,6 +56,7 @@ const styles = {
     borderBottom: `1px solid ${ThemingParameters.sapList_BorderColor}`,
     boxSizing: 'border-box',
     display: 'flex',
+    willChange: 'transform',
     height: CssSizeVariables.sapWcrAnalyticalTableRowHeight,
     '&:hover': {
       backgroundColor: ThemingParameters.sapList_Hover_Background