loongson/pypi: links for enscale

loongson/mirror enscale-0.0.3.post4.tar.gz
loongson/mirror enscale-0.0.3.post3.tar.gz
loongson/mirror enscale-0.0.3-py3.8.egg
loongson/mirror enscale-0.0.3-py3.7.egg