loongson/pypi: links for iterm2-tools

loongson/mirror iterm2-tools-2.3.tar.gz
loongson/mirror iterm2-tools-2.2.tar.gz
loongson/mirror iterm2-tools-2.1.tar.gz
loongson/mirror iterm2-tools-2.0.tar.gz
loongson/mirror iterm2-tools-1.0.tar.gz