Bump yamllint from 1.27.1 to 1.28.0 (#17)

Bumps [yamllint](https://github.com/adrienverge/yamllint) from 1.27.1 to 1.28.0.
- [Release notes](https://github.com/adrienverge/yamllint/releases)
- [Changelog](https://github.com/adrienverge/yamllint/blob/master/CHANGELOG.rst)
- [Commits](adrienverge/yamllint@v1.27.1...v1.28.0)

---
updated-dependencies:
- dependency-name: yamllint
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

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

pyproject.toml

@@ -58,7 +58,7 @@ pytest-cov = "^3.0.0"
 pyupgrade = "^2.37.3"
 safety = "^2.1.1"
 vulture = "^2.5"
-yamllint = "^1.27.1"
+yamllint = "^1.28.0"
 types-cachetools = "^5.2.1"
 
 [tool.poetry.urls]