[Collapse 折叠面板] 代码演示地址错误

[q920447939]

你建议的文案是什么

当前指向的URL为: https://github.com/Tencent/tdesign-flutter/blob/main/tdesign-component/example/lib/page/td_collapse_page.dart
实际地址为: https://github.com/Tencent/tdesign-flutter/blob/main/tdesign-component/example/lib/page/td_collapse.dart

[github-actions]

👋 @q920447939，感谢给 TDesign 提出了 issue。
请根据 issue 模版确保背景信息的完善，我们将调查并尽快回复你。