Bump markdown-styles from 3.1.10 to 3.2.0

Bumps [markdown-styles](https://github.com/mixu/markdown-styles) from 3.1.10 to 3.2.0.
- [Release notes](https://github.com/mixu/markdown-styles/releases)
- [Changelog](https://github.com/mixu/markdown-styles/blob/master/changelog.md)
- [Commits](mixu/markdown-styles@v3.1.10...v3.2.0)

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

Author: dependabot[bot]