drm/i915/kbl: Kabylake uses the same GMS values as Skylake

Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Deepak S <deepak.s@intel.com>
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1446139321-2818-2-git-send-email-rodrigo.vivi@intel.com


Signed-off-by: Jani Nikula <jani.nikula@intel.com>