loongson/pypi: links for pg-graphql

loongson/mirror pg_graphql-0.1.3.tar.gz
loongson/mirror pg_graphql-0.1.2.tar.gz
loongson/mirror pg_graphql-0.1.1.tar.gz
loongson/mirror pg_graphql-0.1.0.tar.gz
loongson/mirror pg_graphql-0.0.1.tar.gz