root/pypi: links for estnltk-light

root/pypi estnltk_light-1.6.7.7b0-py3-none-any.whl
root/pypi estnltk_light-1.6.7.6b0-py3-none-any.whl
root/pypi estnltk_light-1.6.7.5b0.tar.gz
root/pypi estnltk_light-1.6.7.5b0-py3-none-any.whl