loongson/pypi: links for loadimpact

loongson/mirror loadimpact-1.1.5.tar.gz
loongson/mirror loadimpact-1.1.4.tar.gz
loongson/mirror loadimpact-1.1.3.tar.gz
loongson/mirror loadimpact-1.1.2.tar.gz
loongson/mirror loadimpact-1.1.0.zip
loongson/mirror loadimpact-1.1.0.tar.gz
loongson/mirror loadimpact-1.0.0.tar.gz