[media] vimc: sen: Declare vimc_sen_video_ops as static

Declare vimc_sen_video_ops as static, remove warning from sparse tool

Signed-off-by: Helen Koike <[e-mail]>
Signed-off-by: Hans Verkuil <[e-mail]>
Signed-off-by: Mauro Carvalho Chehab <[e-mail]>

drivers/media/platform/vimc/vimc-sensor.c

···
 	return 0;
 }
 
-struct v4l2_subdev_video_ops vimc_sen_video_ops = {
+static struct v4l2_subdev_video_ops vimc_sen_video_ops = {
 	.s_stream = vimc_sen_s_stream,
 };