wireguard-tools from home:alveus:redsafe project

需要 openSUSE Tumbleweed ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:alveus:redsafe/openSUSE_Tumbleweed/home:alveus:redsafe.repo
zypper refresh
zypper install wireguard-tools