loongson/pypi: links for pybcp

loongson/mirror pybcp-0.1.3.tar.gz
loongson/mirror pybcp-0.1.3-cp312-cp312-manylinux_2_34_x86_64.whl
loongson/mirror pybcp-0.1.2.tar.gz
loongson/mirror pybcp-0.1.2-cp312-cp312-manylinux_2_34_x86_64.whl
loongson/mirror pybcp-0.1.1.tar.gz