loongson/mirror: links for dmt-extraction

loongson/mirror DMT_extraction-1.0.0.tar.gz
loongson/mirror DMT_extraction-1.0.0-py3-none-any.whl
loongson/mirror DMT_extraction-1.0.0rc2.tar.gz
loongson/mirror DMT_extraction-1.0.0rc2-py3-none-any.whl