Bump pymarkdownlnt from 0.9.18 to 0.9.19

Bumps [pymarkdownlnt](https://github.com/jackdewinter/pymarkdown) from 0.9.18 to 0.9.19.
- [Release notes](https://github.com/jackdewinter/pymarkdown/releases)
- [Changelog](https://github.com/jackdewinter/pymarkdown/blob/main/changelog.md)
- [Commits](jackdewinter/pymarkdown@v0.9.18...v0.9.19)

---
updated-dependencies:
- dependency-name: pymarkdownlnt
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

poetry.lock

@@ -47,7 +47,7 @@ mypy = "^1.10.0"
 pre-commit = "^3.7.0"
 ruff = "^0.4.2"
 poethepoet = "^0.25.1"
-pymarkdownlnt = "^0.9.17"
+pymarkdownlnt = "^0.9.19"
 
 # needed for mupy typing
 types-python-dateutil = "^2.9.0.20240316"