loongson/pypi: links for pymgrid

loongson/mirror pymgrid-1.2.2.tar.gz
loongson/mirror pymgrid-1.2.1.tar.gz
loongson/mirror pymgrid-1.2.0.tar.gz
loongson/mirror pymgrid-1.1.0.tar.gz
loongson/mirror pymgrid-1.0.3.tar.gz
loongson/mirror pymgrid-1.0.2.tar.gz
loongson/mirror pymgrid-1.0.1.tar.gz
loongson/mirror pymgrid-1.0.tar.gz