loongson/pypi: links for materializationengine

loongson/mirror materializationengine-1.4.2.tar.gz
loongson/mirror materializationengine-1.4.1.tar.gz
loongson/mirror materializationengine-1.3.0.tar.gz
loongson/mirror materializationengine-1.2.2.tar.gz
loongson/mirror materializationengine-1.2.1.tar.gz
loongson/mirror materializationengine-1.0.1.tar.gz