media: uvcvideo: Support UVC_CROSXU_CONTROL_IQ_PROFILE

The ChromeOS XU provides a control to change the IQ profile for a camera.
It can be switched from VIVID (a.k.a. standard) to NONE (a.k.a. natural).

Wire it up to the standard v4l2 control.

Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Reviewed-by: Hans de Goede <hansg@kernel.org>
Signed-off-by: Hans de Goede <hansg@kernel.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>