Bump js-yaml from 3.14.1 to 4.1.0

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

---
updated-dependencies:
- dependency-name: js-yaml
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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