Bug Description

No line between numbered list items is allowed

How to Reproduce

1. Create three numbered list items
2. Try to add an empty line between 1. and 2.
3. The numbers shown are not incremental from 1 to 3

Expected Behavior

Like Google Docs, I can add empty lines in between a numbered list

Operating System

Windows 10

AppFlowy Version(s)

0.0.9.1

Screenshots

No response

Additional Context

No response