a9d4ec groups.d/231.native_packages_etc.group: xz: bump to v5.6.1

Authored and Committed by Redfoxmoon 9 months ago
    groups.d/231.native_packages_etc.group: xz: bump to v5.6.1
    
    Signed-off-by: Ørjan Malde <red@foxi.me>