Bug 2389363

Description of problem:
Package openapi-python-client fails to build from source in Fedora Rawhide.

Version-Release number of selected component (if applicable):
0.24.3-4.fc43

Steps to Reproduce:
koji build --scratch f44 openapi-python-client-0.24.3-4.fc43.src.rpm

Additional info:
This package is tracked by Koschei. See:
https://koschei.fedoraproject.org/package/openapi-python-client

Results:
_______________________________ test_bad_config ________________________________
    def test_bad_config() -> None:
        from openapi_python_client.cli import app
    
        config_path = "config/path"
        path = "cool/path"
    
        result = runner.invoke(app, ["generate", f"--config={config_path}", f"--path={path}"])
    
        assert result.exit_code == 2
>       assert "Unable to parse config" in result.stdout
E       AssertionError: assert 'Unable to parse config' in ''
E        +  where '' = <Result SystemExit(2)>.stdout
tests/test_cli.py:24: AssertionError
=============================== warnings summary ===============================
tests/test_parser/test_properties/test_model_property.py::TestBuild::test_additional_schemas[additional_properties_schema4-expected_additional_properties4]
  /usr/lib/python3.14/site-packages/pydantic/main.py:463: UserWarning: Pydantic serializer warnings:
    PydanticSerializationUnexpectedValue(Expected `enum` - serialized value may not be as expected [input_value='string', input_type=str])
    PydanticSerializationUnexpectedValue(Expected `list[enum]` - serialized value may not be as expected [input_value='string', input_type=str])
    return self.__pydantic_serializer__.to_python(
-- Docs: https://docs.pytest.org/en/stable/how-to/capture-warnings.html
=========================== short test summary info ============================
FAILED tests/test_cli.py::test_bad_config - AssertionError: assert 'Unable to...