loongson/pypi: links for covariance-descriptor

loongson/mirror Covariance-Descriptor-1.0.4.tar.gz
loongson/mirror Covariance_Descriptor-1.0.4-py3-none-any.whl
loongson/mirror Covariance-Descriptor-1.0.1.tar.gz
loongson/mirror Covariance_Descriptor-1.0.1-py3-none-any.whl