media: uapi: rkisp1-config: Fix typo in extensible params example

The define used for the version in the example diagram does not match what
is defined in enum rksip1_ext_param_buffer_version, nor the description
above it. Correct the typo to make it clear which define to use.

Fixes: e9d05e9d ("media: uapi: rkisp1-config: Add extensible params format")
Cc: stable@vger.kernel.org
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>