test: remove duplicated fixture

Author: bearomorphism

tests/commands/conftest.py

@@ -50,11 +50,6 @@ def changelog_path() -> str:
     return os.path.join(os.getcwd(), "CHANGELOG.md")
 
 
-@pytest.fixture
-def config_path() -> str:
-    return os.path.join(os.getcwd(), "pyproject.toml")
-
-
 @pytest.fixture
 def success_mock(mocker: MockerFixture) -> MockType:
     return mocker.patch("commitizen.out.success")