loongson/pypi: links for openstack-requirements

loongson/mirror openstack_requirements-1.2.0.tar.gz
loongson/mirror openstack_requirements-1.2.0-py2-none-any.whl
loongson/mirror openstack_requirements-1.1.0.tar.gz
loongson/mirror openstack_requirements-1.1.0-py2-none-any.whl
loongson/mirror openstack_requirements-1.0.0.tar.gz
loongson/mirror openstack_requirements-1.0.0-py2-none-any.whl