root/pypi: links for optim-sowingdate

root/pypi optim_sowingdate-2.6.0.tar.gz
root/pypi optim_sowingdate-2.6.0-py3-none-any.whl
root/pypi optim_sowingdate-2.5.0.tar.gz
root/pypi optim_sowingdate-2.5.0-py3-none-any.whl