Audio playback in gtk-play is broken with vaapi because the
visualizations do not work: disable visualizations as workaround.
This should be reverted as soon as [YOCTO #11410] is fixed.
(From OE-Core rev: 1092a8d4bc78a53f60ad0137aeb08b31853db9eb)
Signed-off-by: Jussi Kukkonen <jussi.kukkonen@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>