root/pypi: links for os-exitcodes

root/pypi os_exitcodes-1.0.1.tar.gz
root/pypi os_exitcodes-1.0.1-py3-none-any.whl
root/pypi os_exitcodes-1.0.0.tar.gz
root/pypi os_exitcodes-1.0.0-py3-none-any.whl