Bump yaml from 2.7.1 to 2.8.0

Bumps [yaml](https://github.com/eemeli/yaml) from 2.7.1 to 2.8.0.
- [Release notes](https://github.com/eemeli/yaml/releases)
- [Commits](eemeli/yaml@v2.7.1...v2.8.0)

---
updated-dependencies:
- dependency-name: yaml
  dependency-version: 2.8.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]