Bump pytest-spec from 6.0.0 to 6.1.0

Bumps [pytest-spec](https://github.com/pchomik/pytest-spec) from 6.0.0 to 6.1.0.
- [Release notes](https://github.com/pchomik/pytest-spec/releases)
- [Changelog](https://github.com/pchomik/pytest-spec/blob/master/CHANGES.txt)
- [Commits](pchomik/pytest-spec@6.0.0...6.1.0)

---
updated-dependencies:
- dependency-name: pytest-spec
  dependency-version: 6.1.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]