loongson/mirror: links for chain3

loongson/mirror chain3-1.0.5.tar.gz
loongson/mirror chain3-1.0.4.tar.gz
loongson/mirror chain3-1.0.3.tar.gz
loongson/mirror chain3-1.0.2.tar.gz
loongson/mirror chain3-1.0.1.tar.gz