loongson/pypi: links for mercury-reels

loongson/mirror mercury_reels-1.6.3.tar.gz
loongson/mirror mercury-reels-1.5.1.tar.gz
loongson/mirror mercury-reels-1.4.5.tar.gz
loongson/mirror mercury-reels-1.4.4.tar.gz
loongson/mirror mercury-reels-1.4.3.tar.gz
loongson/mirror mercury-reels-1.4.2.tar.gz
loongson/mirror mercury-reels-1.4.1.tar.gz