systemd-journal-remote from devel:microos:systemd-boot project

需要 openSUSE Tumbleweed ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/devel:microos:systemd-boot/openSUSE_Tumbleweed/devel:microos:systemd-boot.repo
zypper refresh
zypper install systemd-journal-remote