loongson/pypi: links for bmpxlsx

loongson/mirror BMPxlsx-3.0.0.tar.gz
loongson/mirror BMPxlsx-0.0.4.tar.gz
loongson/mirror BMPxlsx-0.0.3.tar.gz
loongson/mirror BMPxlsx-0.0.2.tar.gz
loongson/mirror BMPxlsx-0.0.1.zip