loongson/pypi: links for xsd-to-vol

loongson/mirror xsd-to-vol-0.0.6.tar.gz
loongson/mirror xsd_to_vol-0.0.6-py3-none-any.whl
loongson/mirror xsd-to-vol-0.0.5.tar.gz
loongson/mirror xsd_to_vol-0.0.5-py3-none-any.whl
loongson/mirror xsd-to-vol-0.0.2.tar.gz
loongson/mirror xsd_to_vol-0.0.2-py2.py3-none-any.whl
loongson/mirror xsd-to-vol-0.0.1.tar.gz
loongson/mirror xsd_to_vol-0.0.1-py2.py3-none-any.whl