Build(deps): Bump pytest-mock in /.github/workflows/requirements

Bumps [pytest-mock](https://github.com/pytest-dev/pytest-mock) from 3.12.0 to 3.14.0.
- [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@v3.12.0...v3.14.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/requirements/unit-tests.txt

@@ -1,3 +1,3 @@
 pytest==8.1.1
 pytest-aiohttp==1.0.5
-pytest-mock==3.12.0
+pytest-mock==3.14.0