loongson/pypi: links for streamsets-testenvironments

loongson/mirror streamsets-testenvironments-0.0.4.tar.gz
loongson/mirror streamsets-testenvironments-0.0.3.tar.gz
loongson/mirror streamsets-testenvironments-0.0.2.tar.gz
loongson/mirror streamsets-testenvironments-0.0.1.tar.gz