loongson/pypi: links for xstatic-graphlib

loongson/mirror XStatic-Graphlib-2.1.7.0.tar.gz
loongson/mirror XStatic_Graphlib-2.1.7.0-py2.py3-none-any.whl
loongson/mirror XStatic-Graphlib-1.0.7.0.tar.gz
loongson/mirror XStatic_Graphlib-1.0.7.0-py2.py3-none-any.whl