root/pypi: links for swh-export

root/pypi swh_export-1.9.0.tar.gz
root/pypi swh_export-1.9.0-py3-none-any.whl
root/pypi swh_export-1.8.0.tar.gz
root/pypi swh.export-1.8.0-py3-none-any.whl