cmake-gui from home:alveus:qt6:platform project

需要 openSUSE Tumbleweed ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:alveus:qt6:platform/openSUSE_Tumbleweed/home:alveus:qt6:platform.repo
zypper refresh
zypper install cmake-gui