loongson/pypi: links for knitty

loongson/mirror knitty-0.6.1.tar.gz
loongson/mirror knitty-0.6.0.tar.gz
loongson/mirror knitty-0.5.6.tar.gz
loongson/mirror knitty-0.5.5.tar.gz
loongson/mirror knitty-0.5.4.tar.gz
loongson/mirror knitty-0.5.3.tar.gz
loongson/mirror knitty-0.5.0.tar.gz
loongson/mirror knitty-0.4.20.tar.gz
loongson/mirror knitty-0.4.19.tar.gz