Bump pytest-mock from 3 to 3.1.0 (#1407)
Bump pytest-mock from 3 to 3.1.0 (#1407)

Bumps [pytest-mock](https://github.com/pytest-dev/pytest-mock) from 3 to 3.1.0.
- [Release notes](https://github.com/pytest-dev/pytest-mock/releases)
- [Changelog](https://github.com/pytest-dev/pytest-mock/blob/master/CHANGELOG.rst)
- [Commits](https://github.com/pytest-dev/pytest-mock/compare/v3.0.0...v3.1.0)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>

Co-authored-by: dependabot-preview[bot] <6a4c1c4838f800d1998274cd5234e1f65c55e90c@users.noreply.github.com>
samuelcolvin/pydantic,samuelcolvin/pydantic