media: tegra-video/csi.h: fix kernel-doc mistake

Fixes this kernel-doc warning:

drivers/staging/media/tegra-video/csi.h:152: warning: Function parameter or member 'csi_chans' not described in 'tegra_csi'
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/staging/media/tegra-video/csi.h

@@ -139,7 +139,7 @@ struct tegra_csi_soc {
  * @clks: clock for CSI and CIL
  * @soc: pointer to SoC data structure
  * @ops: csi operations
- * @channels: list head for CSI channels
+ * @csi_chans: list head for CSI channels
  */
 struct tegra_csi {
 	struct device *dev;