Bump js-yaml and markdown-link-check

Bumps [js-yaml](https://github.com/nodeca/js-yaml) to 3.14.2 and updates ancestor dependencies [js-yaml](https://github.com/nodeca/js-yaml) and [markdown-link-check](https://github.com/tcort/markdown-link-check). These dependencies need to be updated together.


Updates `js-yaml` from 3.14.1 to 3.14.2
- [Changelog](https://github.com/nodeca/js-yaml/blob/master/CHANGELOG.md)
- [Commits](nodeca/js-yaml@3.14.1...3.14.2)

Updates `js-yaml` from 4.1.0 to 4.1.1
- [Changelog](https://github.com/nodeca/js-yaml/blob/master/CHANGELOG.md)
- [Commits](nodeca/js-yaml@3.14.1...3.14.2)

Updates `markdown-link-check` from 3.14.1 to 3.14.2
- [Release notes](https://github.com/tcort/markdown-link-check/releases)
- [Changelog](https://github.com/tcort/markdown-link-check/blob/master/CHANGELOG.md)
- [Commits](tcort/markdown-link-check@v3.14.1...v3.14.2)

---
updated-dependencies:
- dependency-name: js-yaml
  dependency-version: 3.14.2
  dependency-type: indirect
- dependency-name: js-yaml
  dependency-version: 4.1.1
  dependency-type: indirect
- dependency-name: markdown-link-check
  dependency-version: 3.14.2
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]