loongson/pypi: links for products-blobnewsitem

loongson/mirror Products.BlobNewsItem-1.0.3b.tar.gz
loongson/mirror Products.BlobNewsItem-1.0.2.tar.gz
loongson/mirror Products.BlobNewsItem-1.0.1.tar.gz
loongson/mirror Products.BlobNewsItem-1.0.tar.gz