loongson/mirror: links for tgext-asyncjob

loongson/mirror tgext.asyncjob-0.3.1.tar.gz
loongson/mirror tgext.asyncjob-0.3.0.tar.gz
loongson/mirror tgext.asyncjob-0.2.1.tar.gz
loongson/mirror tgext.asyncjob-0.2.tar.gz
loongson/mirror tgext.asyncjob-0.1.tar.gz