loongson/pypi: links for lua-fastutils

loongson/mirror lua-fastutils-0.1.8.1.tar.gz
loongson/mirror lua-fastutils-0.1.5.1.tar.gz
loongson/mirror lua-fastutils-0.1.4.1.tar.gz
loongson/mirror lua-fastutils-0.1.0.1.tar.gz