Fix scroll-area test to use 'children' instead of 'content'

Co-authored-by: hotlong <50353452+hotlong@users.noreply.github.com>

Author: Copilot

packages/components/src/__tests__/complex-disclosure-renderers.test.tsx

@@ -178,7 +178,7 @@ describe('Complex Renderers - Display Issue Detection', () => {
     it('should render scrollable area', () => {
       const { container } = renderComponent({
         type: 'scroll-area',
-        content: [{ type: 'text', content: 'Scrollable content' }],
+        children: [{ type: 'text', content: 'Scrollable content' }],
       });
 
       // ScrollArea renders content