loongson/pypi: links for install-command

loongson/mirror install_command-0.2.0.tar.gz
loongson/mirror install_command-0.2.0-py3-none-any.whl
loongson/mirror install_command-0.0.1.tar.gz
loongson/mirror install_command-0.0.1-py3-none-any.whl