loongson/pypi: links for ghtools

loongson/mirror ghtools-0.23.0.tar.gz
loongson/mirror ghtools-0.22.0.tar.gz
loongson/mirror ghtools-0.21.0.tar.gz
loongson/mirror ghtools-0.20.0.tar.gz
loongson/mirror ghtools-0.10.0.tar.gz
loongson/mirror ghtools-0.9.0.tar.gz