Bump js-yaml from 3.5.5 to 3.14.0 (#551)

Bumps [js-yaml](https://github.com/nodeca/js-yaml) from 3.5.5 to 3.14.0.
- [Release notes](https://github.com/nodeca/js-yaml/releases)
- [Changelog](https://github.com/nodeca/js-yaml/blob/master/CHANGELOG.md)
- [Commits](nodeca/js-yaml@3.5.5...3.14.0)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>