loongson/pypi: links for cmsplugin-simpleslider

loongson/mirror cmsplugin_simpleslider-0.1.0b5.tar.gz
loongson/mirror cmsplugin_simpleslider-0.1.0b4.tar.gz
loongson/mirror cmsplugin_simpleslider-0.1.0b3.tar.gz
loongson/mirror cmsplugin_simpleslider-0.1.0b2.tar.gz
loongson/mirror cmsplugin_simpleslider-0.1.0.b1.tar.gz