loongson/pypi: links for cubicweb-jsonb

loongson/mirror cubicweb-jsonb-0.4.0.tar.gz
loongson/mirror cubicweb_jsonb-0.4.0-py3-none-any.whl
loongson/mirror cubicweb-jsonb-0.3.0.tar.gz
loongson/mirror cubicweb_jsonb-0.3.0-py3-none-any.whl
loongson/mirror cubicweb-jsonb-0.2.0.tar.gz
loongson/mirror cubicweb_jsonb-0.2.0-py3-none-any.whl
loongson/mirror cubicweb-jsonb-0.1.0.tar.gz