loongson/pypi: links for lang-trans

loongson/mirror lang-trans-0.6.0.tar.gz
loongson/mirror lang-trans-0.5.0.tar.gz
loongson/mirror lang-trans-0.4.0.tar.gz
loongson/mirror lang-trans-0.3.0.tar.gz
loongson/mirror lang-trans-0.2.2.tar.gz
loongson/mirror lang-trans-0.2.1.tar.gz
loongson/mirror lang-trans-0.2.0.tar.gz