Markers to path - ignore marker-orient

Summary:

... (write here)

Steps to reproduce:

• open Inkscape
• create path
• add marker
• go to XML editor
• def / marker
• change orient from auto to 0
• path stroke to path

What happened?

• markers change to auto orient after stroke to path

What should have happened?

• markers should stay 0 after stroke to path

Sample attachments:

Version Info:

- Inkscape Version: 1.1-dev (ca7b054, 2020-10-22)
- Operating System: ...
- Operating System version: ...