loongson/pypi: links for pysql-orm

loongson/mirror Pysql-ORM-2.5.8.tar.gz
loongson/mirror Pysql-ORM-2.5.5.tar.gz
loongson/mirror Pysql-ORM-2.5.4.tar.gz
loongson/mirror Pysql-ORM-2.5.3.tar.gz