media: uvcvideo: Remove unused including <linux/version.h>

Remove including <linux/version.h> that don't need it.

V1->V2: Split the patch in two.

Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>