插件 API onunload 没有被调用

Is there an existing issue for this?

• I have searched the existing issues
  To pick up a draggable item, press the space bar. While dragging, use the arrow keys to move the item. Press space again to drop the item in its new position, or press escape to cancel.

Can the issue be reproduced with the default theme (daylight/midnight)?

• I was able to reproduce the issue with the default theme
  To pick up a draggable item, press the space bar. While dragging, use the arrow keys to move the item. Press space again to drop the item in its new position, or press escape to cancel.

Could the issue be due to extensions?

• I've ruled out the possibility that the extension is causing the problem.
  To pick up a draggable item, press the space bar. While dragging, use the arrow keys to move the item. Press space again to drop the item in its new position, or press escape to cancel.

Describe the problem

plugin 的 onunload hook 没有被调用，导致一些资源没有被释放。

Expected result

正常调用

Screenshot or screen recording presentation

No response

Version environment

- Version: 2.8.8
- Operating System: win10
- Browser (if used): 无

Log file

无

More information

No response