loongson/pypi: links for linkheader

loongson/mirror LinkHeader-0.4.3.tar.gz
loongson/mirror LinkHeader-0.4.2.tar.gz
loongson/mirror LinkHeader-0.4.1.tar.gz
loongson/mirror LinkHeader-0.4.tar.gz
loongson/mirror LinkHeader-0.3.tar.gz
loongson/mirror LinkHeader-0.2.2.zip
loongson/mirror LinkHeader-0.2.1.zip
loongson/mirror LinkHeader-0.2.0.zip
loongson/mirror LinkHeader-0.1.zip