loongson/pypi: links for py-pspdfkit

loongson/mirror py-pspdfkit-0.2.5.tar.gz
loongson/mirror py_pspdfkit-0.2.5-py2.py3-none-any.whl
loongson/mirror py-pspdfkit-0.1.5.tar.gz
loongson/mirror py-pspdfkit-0.1.4.tar.gz
loongson/mirror py-pspdfkit-0.1.3.tar.gz
loongson/mirror py-pspdfkit-0.1.2.tar.gz
loongson/mirror py-pspdfkit-0.1.1.tar.gz