loongson/pypi: links for otc

loongson/mirror otc-4.0.0.tar.gz
loongson/mirror otc-4.0.0-py3-none-any.whl
loongson/mirror otc-3.0.0.tar.gz
loongson/mirror otc-3.0.0-py3-none-any.whl
loongson/mirror otc-2.0.0.tar.gz
loongson/mirror otc-2.0.0-py3-none-any.whl
loongson/mirror otc-1.0.1.tar.gz
loongson/mirror otc-1.0.1-py3-none-any.whl
loongson/mirror otc-0.1.0.tar.gz
loongson/mirror otc-0.1.0-py3-none-any.whl