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[Why] Shaper programming has high chance to fail on first time after power-on or reboot. This can be verified by running IGT's kms_colorop. [How] Always power on the shaper and 3DLUT before programming by removing the debug flag of low power mode. Reviewed-by: Aurabindo Pillai <aurabindo.pillai@amd.com> Signed-off-by: Alex Hung <alex.hung@amd.com> Signed-off-by: Ray Wu <ray.wu@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>