build(deps-dev): bump mock from 5.0.2 to 5.1.0

Bumps [mock](https://github.com/testing-cabal/mock) from 5.0.2 to 5.1.0.
- [Changelog](https://github.com/testing-cabal/mock/blob/master/CHANGELOG.rst)
- [Commits](testing-cabal/mock@5.0.2...5.1.0)

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

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