Bump pytest-mock from 3.7.0 to 3.9.0

Bumps [pytest-mock](https://github.com/pytest-dev/pytest-mock) from 3.7.0 to 3.9.0.
- [Release notes](https://github.com/pytest-dev/pytest-mock/releases)
- [Changelog](https://github.com/pytest-dev/pytest-mock/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest-mock@v3.7.0...v3.9.0)

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

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

requirements.txt

@@ -63,7 +63,7 @@ pytest==7.1.1
     #   pytest-mock
 pytest-cov==3.0.0
     # via -r requirements.in
-pytest-mock==3.7.0
+pytest-mock==3.9.0
     # via -r requirements.in
 python-dateutil==2.8.2
     # via croniter