loongson/pypi: links for python-dxh

loongson/mirror python-dxh-1.2.2.tar.gz
loongson/mirror python-dxh-1.2.1.tar.gz
loongson/mirror python-dxh-1.1.2.tar.gz
loongson/mirror python-dxh-0.1.2.tar.gz
loongson/mirror python-dxh-0.0.1.tar.gz