loongson/pypi: links for kbackup

loongson/mirror kbackup-0.2.1.tar.gz
loongson/mirror kbackup-0.2.1-py3-none-any.whl
loongson/mirror kbackup-0.2.0.tar.gz
loongson/mirror kbackup-0.2.0-py3-none-any.whl
loongson/mirror kbackup-0.1.3.tar.gz
loongson/mirror kbackup-0.1.3-py3-none-any.whl
loongson/mirror kbackup-0.1.tar.gz
loongson/mirror kbackup-0.1-py3-none-any.whl