[Bug] After inputting content, select and set the font size, but the font size is not canceled after undoing about univer HOT 1 CLOSED

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Origin Title: [Bug] 输入内容后选中并设置字号，undo后字号未撤销

Title: [Bug] After inputting content, select and set the font size, but the font size is not canceled after undoing

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• Is this really a problem?
• I have searched the Github Issues for similar issues, but did not find anything.

Affected packages and versions

dev

Reproduction link

Steps:

1. Enter content
2. Select the content and set the font size
3. Click Undo

Expected behavior

The set font size has been revoked

Actual behavior

The set font size has not been revoked, and the entered content has been revoked.

System information

No response

from univer.