root/pypi: links for meta3-demo

root/pypi meta3-demo-0.3.0.tar.gz
root/pypi meta3_demo-0.3.0-py3-none-any.whl
root/pypi meta3-demo-0.2.0.tar.gz
root/pypi meta3_demo-0.2.0-py3-none-any.whl