drm/i915/color: Place 3D LUT after CSC in plane color pipeline

drm/i915/color: Place 3D LUT after CSC in plane color pipeline

Move the 3D LUT block to its correct position in the plane
color pipeline:

  [Pre-CSC] -> [CSC] -> [3DLUT] -> [Post-CSC]

Fixes: 65db7a1f9cf7 ("drm/i915/color: Add 3D LUT to color pipeline")
Signed-off-by: Chaitanya Kumar Borah <chaitanya.kumar.borah@intel.com>
Reviewed-by: Suraj Kandpal <suraj.kandpal@intel.com>
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Signed-off-by: Maarten Lankhorst <dev@lankhorst.se>
Acked-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patch.msgid.link/20260113102303.724205-2-chaitanya.kumar.borah@intel.com