loongson/mirror: links for pyserialnumbers

loongson/mirror pyserialnumbers-1.0.1.tar.gz
loongson/mirror pyserialnumbers-1.0.1-py3-none-any.whl
loongson/mirror PySerialNumbers-1.0.0.tar.gz
loongson/mirror PySerialNumbers-1.0.0-py3-none-any.whl
loongson/mirror PySerialNumbers-0.0.4.tar.gz
loongson/mirror PySerialNumbers-0.0.4-py3-none-any.whl