Update pytest-mock requirement from <3.13,>=3.11 to >=3.11,<3.15

Updates the requirements on [pytest-mock](https://github.com/pytest-dev/pytest-mock) to permit the latest version.
- [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@v3.11.0...v3.14.0)

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

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

setup.py

@@ -45,7 +45,7 @@ def read(*parts):
     'coverage>=5.3,<7.5',
     'pytest-cov>=2.10,<4.2',
     'pytest-env==0.6,<1.2',
-    'pytest-mock>=3.11,<3.13',
+    'pytest-mock>=3.11,<3.15',
     'pytest>=6.1,<8.2',
     'pycodestyle>=2.6,<2.12'
 ]