No longer prompts "Don't panic... scroll up and down to load more" when opening a doc and the first block has been loaded

[TCOTC]

Is there an existing issue for this?

• I have searched the existing issues

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

• I was able to reproduce the issue with the default theme

Could the issue be due to extensions?

• I've ruled out the possibility that the extension is causing the problem.

Describe the problem

英语-GO5QfE6.sy.zip

动态加载块数设置为 256

文档实际上就只有这点内容：

有个文档只要一打开就会提示我：不要惊慌... 上下滚动即可加载更多内容 - 链滴

Expected result

打开该文档不应该提示：不要惊慌... 上下滚动即可加载更多内容

Screenshot or screen recording presentation

No response

Version environment

- Version: v3.0.5-dev4
- Operating System: Windows 10

Log file

无

More information

No response