loongson/pypi: links for xmlxdiff

loongson/mirror XmlXdiff-1.0.0-py3-none-any.whl
loongson/mirror XmlXdiff-0.3.4-py3-none-any.whl
loongson/mirror XmlXdiff-0.3.2-py3-none-any.whl
loongson/mirror XmlXdiff-0.2.3-py3-none-any.whl
loongson/mirror XmlXdiff-0.2.2-py3-none-any.whl
loongson/mirror XmlXdiff-0.2.1-py3-none-any.whl