style(MarketDataView): 缩小页面间距

- Container py: 6 → 4
- VStack spacing: 6 → 4

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

src/views/Company/components/DynamicTracking/index.js

@@ -59,6 +59,7 @@ const DynamicTracking = ({ stockCode: propStockCode }) => {
         index={activeTab}
         onTabChange={(index) => setActiveTab(index)}
         isLazy
+        size="sm"
       />
     </Box>
   );