Remove unused #include <linux/version.h>'s in drivers/media/video/adv7343.c.

Cc: Chaithrika U S <chaithrika@ti.com>
Signed-off-by: Huang Weiyi <weiyi.huang@gmail.com>
Signed-off-by: Douglas Schilling Landgraf <dougsland@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>