loongson/pypi: links for nile-upgrades

loongson/mirror nile_upgrades-0.0.3.tar.gz
loongson/mirror nile_upgrades-0.0.3-py3-none-any.whl
loongson/mirror nile_upgrades-0.0.2.tar.gz
loongson/mirror nile_upgrades-0.0.2-py3-none-any.whl
loongson/mirror nile_upgrades-0.0.1.tar.gz
loongson/mirror nile_upgrades-0.0.1-py3-none-any.whl