loongson/mirror: links for texsupport

loongson/mirror texsupport-0.3-py3-none-any.whl
loongson/mirror texsupport-0.2-py3-none-any.whl
loongson/mirror texsupport-0.1.tar.gz
loongson/mirror texsupport-0.1-py3-none-any.whl