python-mailman-hyperkitty from openSUSE:infrastructure:mailman3 project

需要 openSUSE Tumbleweed ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/openSUSE:infrastructure:mailman3/openSUSE_Tumbleweed/openSUSE:infrastructure:mailman3.repo
zypper refresh
zypper install python-mailman-hyperkitty