loongson/pypi: links for stacking-pr

loongson/mirror stacking_pr-0.3.0.tar.gz
loongson/mirror stacking_pr-0.3.0-py3-none-any.whl
loongson/mirror stacking_pr-0.1.1.tar.gz
loongson/mirror stacking_pr-0.1.1-py3-none-any.whl
loongson/mirror stacking_pr-0.1.0.tar.gz
loongson/mirror stacking_pr-0.1.0-py3-none-any.whl