gio-branding-openSUSE from openSUSE:Leap:15.4:Update project

需要 standard ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/openSUSE:Leap:15.4:Update/standard/openSUSE:Leap:15.4:Update.repo
zypper refresh
zypper install gio-branding-openSUSE