loongson/pypi: links for legacyversion

loongson/mirror LegacyVersion-1.0.1.tar.gz
loongson/mirror LegacyVersion-1.0.1-py3-none-any.whl
loongson/mirror LegacyVersion-1.0.0.tar.gz
loongson/mirror LegacyVersion-1.0.0-py3-none-any.whl
loongson/mirror LegacyVersion-0.0.4.tar.gz
loongson/mirror LegacyVersion-0.0.4-py3-none-any.whl