loongson/pypi: links for bl60x-flash

loongson/mirror bl60x-flash-0.1.5.tar.gz
loongson/mirror bl60x_flash-0.1.5-py3-none-any.whl
loongson/mirror bl60x-flash-0.1.4.tar.gz
loongson/mirror bl60x_flash-0.1.4-py3-none-any.whl
loongson/mirror bl60x-flash-0.1.3.tar.gz
loongson/mirror bl60x_flash-0.1.3-py3-none-any.whl