loongson/pypi: links for jsonpath-flatten

loongson/mirror jsonpath_flatten-0.1.post5.tar.gz
loongson/mirror jsonpath_flatten-0.1.post4.tar.gz
loongson/mirror jsonpath_flatten-0.1.post2.tar.gz
loongson/mirror jsonpath_flatten-0.1.post1.tar.gz
loongson/mirror jsonpath_flatten-0.1.tar.gz