root/pypi: links for h2o-workflows

root/pypi h2o_workflows-0.2.1.tar.gz
root/pypi h2o_workflows-0.2.1-py3-none-any.whl
root/pypi h2o_workflows-0.2.0.tar.gz
root/pypi h2o_workflows-0.2.0-py3-none-any.whl