loongson/pypi: links for bcst

loongson/mirror bcst-0.0.9-py3-none-any.whl
loongson/mirror bcst-0.0.8-py3-none-any.whl
loongson/mirror bcst-0.0.7-py3-none-any.whl
loongson/mirror bcst-0.0.6-py3-none-any.whl
loongson/mirror bcst-0.0.5-py3-none-any.whl
loongson/mirror bcst-0.0.4.tar.gz
loongson/mirror bcst-0.0.3.tar.gz