loongson/pypi: links for attr-descriptions

loongson/mirror attr-descriptions-0.1.3.tar.gz
loongson/mirror attr_descriptions-0.1.3-py3.6.egg
loongson/mirror attr_descriptions-0.1.3-py3-none-any.whl
loongson/mirror attr-descriptions-0.1.2.tar.gz
loongson/mirror attr_descriptions-0.1.2-py3-none-any.whl
loongson/mirror attr-descriptions-0.1.1.tar.gz
loongson/mirror attr_descriptions-0.1.1-py3-none-any.whl