Use std::numerical_limits to initialise the best score instead of an arbitrary value. This fixes a failure in v4l2-conformance when using the Raspberry Pi pipeline handler and v4l2-compatibility libcamera layer. Reported-by: Paul Elder <paul.elder@ideasonboard.com> Signed-off-by: Naushir Patuck <naush@raspberrypi.com> Reviewed-by: Paul Elder <paul.elder@ideasonboard.com> Signed-off-by: Paul Elder <paul.elder@ideasonboard.com>