fix(ui): fix miss flexShrink in virtual-scroll's fill element

Author: xiejay97

packages/ui/src/components/virtual-scroll/VirtualScroll.tsx

@@ -295,6 +295,7 @@ function VirtualScroll<T>(props: DVirtualScrollProps<T>, ref: React.ForwardedRef
               overflow: 'hidden',
               [dHorizontal ? 'height' : 'width']: 0,
               [dHorizontal ? 'width' : 'height']: fillSize[1],
+              flexShrink: 0,
             },
             'aria-hidden': true,
           })