Markdown content is rendered struckout when frontmatter present

[drok]

Does this issue occur when all extensions are disabled?: Yes

• VS Code Version: 1.92.0-insider
• OS Version: Windows 10.0.17763

Steps to Reproduce:

1. Create and save Frontmatter.md with the content below:

---
title: "My Title"
date: May 1, 2001
---

# First Chapter

Some content

# Second Chapter

More content

2. Observe the following rendering:

3. The "Second Section" content should not be struck out.
4. If I remove the frontmatter or change the delimiters to ~~~ instead of ---, the rendering is correct, but this breaks pandoc which doesn't recognize ~~~ as front matter. The colors of the text also change:

[RedCMD]

dup of #220022 #221181

already fixed in latest insiders

[vscodenpa]

Thanks for creating this issue! We figured it's covering the same as another one we already have. Thus, we closed this one as a duplicate. You can search for similar existing issues. See also our issue reporting guidelines.

Happy Coding!