A list and subparagraphs with multiple line breaks between them are rendered on one line.

[6cdh]

Describe the bug
A list and subparagraphs with multiple line breaks between them are rendered on one line.

To Reproduce
Steps to reproduce the behavior:

1. Create a new markdown page.
2. type as follows:

1. List 1
​
  Subparagraph
​
2. List 2
  Subparagraph 2
​
3. List 3

Expected behavior
The subparagraph should be rendered correctly.

Screenshots

Host Info (please complete the following information):

• OS: Manjaro Linux 20.0.1 x64
• Wiki.js version: 2.3.81
• Database engine: postgres 12.2