loongson/pypi: links for nsgvalidation

loongson/mirror nsgvalidation-0.4-py3-none-any.whl
loongson/mirror nsgvalidation-0.3-py3-none-any.whl
loongson/mirror nsgvalidation-0.2-py3-none-any.whl
loongson/mirror nsgvalidation-0.1-py3-none-any.whl