loongson/pypi: links for dolmen-relations

loongson/mirror dolmen.relations-0.5.tar.gz
loongson/mirror dolmen.relations-0.4.tar.gz
loongson/mirror dolmen.relations-0.3.tar.gz
loongson/mirror dolmen.relations-0.2.tar.gz
loongson/mirror dolmen.relations-0.1.tar.gz