media: ipu3-cio2: fix trivial style warning

Comment has 'the' repeated twice. Let's clean it up.
This patch reduces checkpatch warnings for this file to nil.

Signed-off-by: Nigel Christian <nigel.l.christian@gmail.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>