root/pypi: links for ddc-indices

root/pypi ddc-indices-0.5.2.tar.gz
root/pypi ddc_indices-0.5.2-py3-none-any.whl
root/pypi ddc-indices-0.5.1.tar.gz
root/pypi ddc_indices-0.5.1-py3-none-any.whl