loongson/pypi: links for xmlrunner

loongson/mirror xmlrunner-1.7.7.tar.gz
loongson/mirror xmlrunner-1.7.6.tar.gz
loongson/mirror xmlrunner-1.7.5.tar.gz
loongson/mirror xmlrunner-1.7.4.tar.gz
loongson/mirror xmlrunner-1.7.3.tar.gz
loongson/mirror xmlrunner-1.7.2.tar.gz