loongson/pypi: links for astunparse-noparen

loongson/mirror astunparse-noparen-1.5.6.tar.gz
loongson/mirror astunparse-noparen-1.5.4.tar.gz
loongson/mirror astunparse-noparen-1.5.3.tar.gz
loongson/mirror astunparse-noparen-1.5.2.tar.gz
loongson/mirror astunparse-noparen-1.5.1.tar.gz