Bump js-yaml from 3.15.1 to 3.15.2
Bumps [js-yaml](https://github.com/nodeca/js-yaml) from 3.15.1 to 3.15.2.
- [Changelog](https://github.com/nodeca/js-yaml/blob/3.15.2/CHANGELOG.md)
- [Commits](https://github.com/nodeca/js-yaml/compare/3.15.1...3.15.2)
---
updated-dependencies:
- dependency-name: js-yaml
dependency-version: 3.15.2
dependency-type: indirect
...
Signed-off-by: dependabot[bot] <support@github.com>