chore(deps): Bump pyyaml from 5.3.1 to 5.4.1 (#309)

Bumps [pyyaml](https://github.com/yaml/pyyaml) from 5.3.1 to 5.4.1.
- [Release notes](https://github.com/yaml/pyyaml/releases)
- [Changelog](https://github.com/yaml/pyyaml/blob/master/CHANGES)
- [Commits](yaml/pyyaml@5.3.1...5.4.1)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Dylan Anthony <43723790+dbanty@users.noreply.github.com>

Author: dependabot[bot]