Bump pytest-mock from 3.11.1 to 3.12.0 (#467)

Bumps [pytest-mock](https://github.com/pytest-dev/pytest-mock) from 3.11.1 to 3.12.0.
- [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@v3.11.1...v3.12.0)

---
updated-dependencies:
- dependency-name: pytest-mock
  dependency-type: direct:development
  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>

setup.py

@@ -37,7 +37,7 @@ def readme():
             "pytype==2023.10.17",
             "pytest==7.4.2",
             "pytest-cov==4.1.0",
-            "pytest-mock==3.11.1",
+            "pytest-mock==3.12.0",
             "pytest-xdist==3.3.1",
             "Pillow==10.1.0",
             "tensorflow_datasets>=3.1.0,<4.9.0",