drm/i915: Change glk_load_degamma_lut() calling convention

Make glk_load_degamma_lut() more like most everyone else and
pass in the LUT explicitly.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220929071521.26612-6-ville.syrjala@linux.intel.com


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