root/pypi: links for sievemgr

root/pypi sievemgr-0.7.4.7.tar.gz
root/pypi sievemgr-0.7.4.7-py3-none-any.whl
root/pypi sievemgr-0.7.4.6.tar.gz
root/pypi sievemgr-0.7.4.6-py3-none-any.whl