loongson/pypi: links for nonce2vec

loongson/mirror nonce2vec-2.0.2.tar.gz
loongson/mirror nonce2vec-2.0.1.tar.gz
loongson/mirror nonce2vec-2.0.0.tar.gz
loongson/mirror nonce2vec-2.0.0rc5.tar.gz
loongson/mirror nonce2vec-2.0.0rc4.tar.gz
loongson/mirror nonce2vec-2.0.0rc3.tar.gz
loongson/mirror nonce2vec-2.0.0rc2.tar.gz
loongson/mirror nonce2vec-2.0.0rc1.tar.gz