Update gtk4 to version 4.7.0 / rev 45 via SR 983441
    
    https://build.opensuse.org/request/show/983441
    by user dimstar + dimstar_suse
    - Add dependency "python3x-gobject-Gdk if python3x-gobject" to the
      typelib package (boo#1200614). (forwarded request 983262 from dimstar)