eed1d6 groups/261.native_packages_x11.group: libXext: bump to v1.3.5

Authored and Committed by Redfoxmoon a year ago
    groups/261.native_packages_x11.group: libXext: bump to v1.3.5
    
    Signed-off-by: Ørjan Malde <red@foxi.me>