drm/vkms: Remove drm_colorop_pipeline_destroy() from vkms_destroy()

drm/vkms: Remove drm_colorop_pipeline_destroy() from vkms_destroy()

Now that colorops are cleaned from drm_mode_config_cleanup(), remove
drm_colorop_pipeline_destroy() from  vkms_destroy().

Signed-off-by: Chaitanya Kumar Borah <chaitanya.kumar.borah@intel.com>
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Reviewed-by: Louis Chauvet <louis.chauvet@bootlin.com>
Acked-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Suraj Kandpal <suraj.kandpal@intel.com>
Link: https://patch.msgid.link/20260202094202.2871478-8-chaitanya.kumar.borah@intel.com