loongson/mirror: links for keras-bert-tpu

loongson/mirror keras-bert-tpu-0.1.7.tar.gz
loongson/mirror keras-bert-tpu-0.1.6.tar.gz
loongson/mirror keras-bert-tpu-0.1.5.tar.gz
loongson/mirror keras-bert-tpu-0.1.4.tar.gz
loongson/mirror keras-bert-tpu-0.1.3.tar.gz
loongson/mirror keras-bert-tpu-0.1.2.tar.gz