[test-deform-texture] Add a Clutter 1.2.0 check
[test-deform-texture] Add a Clutter 1.2.0 check

clutter_x11_set_use_argb_visual() requires Clutter 1.2.0, so check for
it.

pwithnall/mx,clutter-project/mx,pwithnall/mx,jonnylamb/mx,jonnylamb/mx,pwithnall/mx,clutter-project/mx,jonnylamb/mx,jonnylamb/mx,clutter-project/mx,pwithnall/mx,clutter-project/mx