-Set minimum version of pytest to 6 to support myproject.toml.

Signed-off-by: Mei Chu <meimchu@gmail.com>

Author: meimchu

pyproject.toml

@@ -34,6 +34,7 @@ before-build = "share/ci/scripts/macos/install_docs_env.sh"
 before-build = "bash -c share/ci/scripts/windows/install_docs_env.sh"
 
 [tool.pytest.ini_options]
+minversion = "6.0"
 python_files = "*Test.py"
 python_classes = "Test"
 python_functions = "test_*"