Bump mdformat-admon from 2.0.3 to 2.0.6

Bumps [mdformat-admon](https://github.com/kyleking/mdformat-admon) from 2.0.3 to 2.0.6.
- [Release notes](https://github.com/kyleking/mdformat-admon/releases)
- [Commits](KyleKing/mdformat-admon@v2.0.3...v2.0.6)

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

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