✨ [Feature]: cascader支持配置清除按钮图标

[hashiqi12138]

What problem does this feature solve

cascader支持通过 props，designConfig 配置清除按钮图标

What does the proposed API look like

cascader支持通过 props，designConfig 配置清除按钮图标

What is your project name

无

[petercat-assistant[bot]]

感谢您提出这个功能请求。您希望在 cascader 组件中通过 props 和 designConfig 来配置清除按钮的图标。这将为用户提供更大的灵活性来定制组件的外观。

这个请求已经被记录下来，并将被我们的团队考虑。感谢您对 opentiny/tiny-vue 的支持！

如果您有其他问题或需要进一步的帮助，请随时告诉我。

🪧 Tips

For further assistance, please describe your question in the comments and @petercat-assistant to start a conversation with me.

[Issues-translate-bot]

Bot detected the issue body's language is not English, translate it automatically.

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Title: ✨ [Feature]: cascade supports configuration clear button icon