root/pypi: links for py-kucoin-extra

root/pypi py_kucoin_extra-1.2.1.tar.gz
root/pypi py_kucoin_extra-1.2.0.tar.gz
root/pypi py_kucoin_extra-1.1.0.tar.gz
root/pypi py_kucoin_extra-1.0.0.tar.gz