media: xilinx: Drop unexpected word 'with' in comments

There is an unexpected word 'with' in the comments that need to be
dropped.

Signed-off-by: Jiang Jian <jiangjian@cdjrlc.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>