loongson/pypi: links for xcofdk

loongson/mirror xcofdk-3.1-py3-none-any.whl
loongson/mirror xcofdk-3.0-py3-none-any.whl
loongson/mirror xcofdk-2.1-py3-none-any.whl
loongson/mirror xcofdk-2.0.1-py3-none-any.whl
loongson/mirror xcofdk-2.0-py3-none-any.whl