Bump yaml from 2.3.4 to 2.4.3

Bumps [yaml](https://github.com/eemeli/yaml) from 2.3.4 to 2.4.3.
- [Release notes](https://github.com/eemeli/yaml/releases)
- [Commits](eemeli/yaml@v2.3.4...v2.4.3)

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

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