loongson/mirror: links for bottlesessions

loongson/mirror BottleSessions-21.9.21.tar.gz
loongson/mirror BottleSessions-21.9.21-py3-none-any.whl
loongson/mirror BottleSessions-21.9.18.tar.gz
loongson/mirror BottleSessions-21.9.18-py3-none-any.whl
loongson/mirror BottleSessions-21.7.1.tar.gz
loongson/mirror BottleSessions-21.7.1-py3-none-any.whl