[Bug] Function of "Ignore sequential whitespace..." doesn't ignore sequential whitespace.

[luckybencosmos]

Describe the bug Function of "Ignore sequential whitespace and single line break" doesn't ignore sequential whitespace.

To Reproduce Steps to reproduce the behavior:

1. Go to 'preferences' -> Markdown tab.
2. Choose "Ignore sequential whitespace and single line break"
3. Input "Here has six sequential space.".
4. Press enter
5. See "Here has six sequential space."

Expected behavior See "Here has six sequential space."

Sample Markdown File Here has six sequential space.md

Desktop (please complete the following information):

• OS: Windows 10 64bit

Typora Version

• 1.3.8