loongson/pypi: links for scikitty

loongson/mirror scikitty-0.7.tar.gz
loongson/mirror scikitty-0.7-py3-none-any.whl
loongson/mirror scikitty-0.6.tar.gz
loongson/mirror scikitty-0.6-py3-none-any.whl
loongson/mirror scikitty-0.5.tar.gz
loongson/mirror scikitty-0.5-py3-none-any.whl