Bug: Ignore comments not respected.

[marvinhagemeister]

Describe the bug

The formatting ignore comments don't seem to work inside markdown

dprint-plugin-markdown version: x.x.x
deno 2.0.0-rc.0+42cf762

Input Code

<!-- dprint-ignore-start -->
```md
# Heading 1
## Heading 2

Heading 1
=======

Heading 2
------------
```
<!-- dprint-ignore-end -->

Expected Output

<!-- dprint-ignore-start -->
```md
# Heading 1
## Heading 2

Heading 1
=======

Heading 2
------------
```
<!-- dprint-ignore-end -->

Actual Output

<!-- dprint-ignore-start -->
```md
# Heading 1
## Heading 2

# Heading 1

## Heading 2
```
<!-- dprint-ignore-end -->