loongson/pypi: links for toolsbox

loongson/mirror toolsbox-1.18.11.19.2.tar.gz
loongson/mirror toolsbox-1.18.11.19.2-py3-none-any.whl
loongson/mirror toolsbox-1.18.11.19.tar.gz
loongson/mirror toolsbox-1.18.11.19-py3-none-any.whl
loongson/mirror toolsbox-1.18.11.18.tar.gz
loongson/mirror toolsbox-1.18.11.18-py3-none-any.whl