loongson/pypi: links for bpdiag

loongson/mirror bpdiag-0.5.tar.gz
loongson/mirror bpdiag-0.4.tar.gz
loongson/mirror bpdiag-0.3.tar.gz
loongson/mirror bpdiag-0.2.tar.gz
loongson/mirror bpdiag-0.1.tar.gz