Fix spacing regression

Author: snowystinger

packages/@react-spectrum/s2/src/TreeView.tsx

@@ -348,7 +348,7 @@ export const TreeItemContent = (props: Omit<TreeItemContentProps, 'children'> &
                 width: '[calc(calc(var(--tree-item-level, 0) - 1) * var(--indent))]'
               })} />
             {/* TODO: revisit when we do async loading, at the moment hasChildItems will only cause the chevron to be rendered, no aria/data attributes indicating the row's expandability are added */}
-            {hasChildItems && <ExpandableRowChevron isDisabled={isDisabled} isExpanded={isExpanded} scale={scale} />}
+            <ExpandableRowChevron isDisabled={isDisabled} isExpanded={isExpanded} scale={scale} isHidden={!(hasChildItems)} />
             <Provider
               values={[
                 [TextContext, {styles: treeContent}],