Bump pytest-mock from 3.12.0 to 3.14.0 in /misc/requirements (#794)

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]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

misc/requirements/requirements_tests.txt

@@ -1,6 +1,6 @@
 flaky==3.8.1
 pytest==8.1.1
-pytest-mock==3.12.0
+pytest-mock==3.14.0
 pytest-qt==4.4.0
 pytest-xvfb==3.0.0
 pytest-bdd==7.1.2