loongson/pypi: links for python-otr

loongson/mirror python-otr-1.2.2.tar.gz
loongson/mirror python-otr-1.2.1.tar.gz
loongson/mirror python-otr-1.2.0.tar.gz
loongson/mirror python-otr-1.1.3.tar.gz
loongson/mirror python-otr-1.1.2.zip
loongson/mirror python-otr-1.1.1.tar.gz
loongson/mirror python-otr-1.1.0.tar.gz
loongson/mirror python-otr-1.0.0.tar.gz