36d0f6 groups.d/261.native_packages_x11.group: libX11: bump to v1.8.7

Authored and Committed by Redfoxmoon a year ago
    groups.d/261.native_packages_x11.group: libX11: bump to v1.8.7
    
    Signed-off-by: Ørjan Malde <red@foxi.me>