loongson/pypi: links for testflows-combinatorics

loongson/mirror testflows.combinatorics-1.1.230921.1194623.tar.gz
loongson/mirror testflows.combinatorics-1.1.230719.1184911.tar.gz
loongson/mirror testflows.combinatorics-1.1.230719.1184631.tar.gz
loongson/mirror testflows.combinatorics-1.1.230719.1184419.tar.gz
loongson/mirror testflows.combinatorics-1.1.230719.1183516.tar.gz