loongson/pypi: links for chars

loongson/mirror chars-0.1.2.tar.gz
loongson/mirror chars-0.1.2-py3-none-any.whl
loongson/mirror chars-0.1.1.tar.gz
loongson/mirror chars-0.1.1-py3-none-any.whl
loongson/mirror chars-0.1.0.tar.gz
loongson/mirror chars-0.1.0-py3-none-any.whl