loongson/pypi: links for bm-group

loongson/mirror bm_group-0.1.1.tar.gz
loongson/mirror bm_group-0.1.1-py3-none-any.whl
loongson/mirror bm_group-0.1.0.tar.gz
loongson/mirror bm_group-0.1.0-py3-none-any.whl