root/pypi: links for convert-to-opus

root/pypi convert_to_opus-0.6.0.tar.gz
root/pypi convert_to_opus-0.6.0-py3-none-any.whl
root/pypi convert_to_opus-0.5.2.tar.gz
root/pypi convert_to_opus-0.5.2-py3-none-any.whl
root/pypi convert_to_opus-0.5.1.tar.gz
root/pypi convert_to_opus-0.5.1-py3-none-any.whl