staging: bcm2835-camera: insert emty line after declaration

Missing empty line after variable declaration
Signed-off-by: Houssem KADI <kadi.houssem.eddine@gmail.com>
Link: https://lore.kernel.org/r/20200509180849.GA30426@houssem-MS-7808Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c

@@ -370,6 +370,7 @@ static void buffer_cb(struct vchiq_mmal_instance *instance,
 	if (dev->capture.vc_start_timestamp != -1 && pts) {
 		ktime_t timestamp;
 		s64 runtime_us = pts - dev->capture.vc_start_timestamp;
+
 		timestamp = ktime_add_us(dev->capture.kernel_start_ts,
 					 runtime_us);
 		v4l2_dbg(1, bcm2835_v4l2_debug, &dev->v4l2_dev,