合并的表格会在最后自动添加一个空格

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

表格中，合并两个表格之后，在这个新的表格单元里面，鼠标放上去后会自动生成一个空格，每次输入都需要先删除这个空格才行

Expected result

合并表格不产生这个多余的空格

Screenshot or screen recording presentation

屏幕录制 2023-04-03 131153.zip

视频太大了，我压缩了一下。

Version environment

- Version: 2.8.2
- Operating System: windows11
- Browser (if used):

Log file

siyuan.log

More information

No response