media: rockchip-vpu: Remove duplicated include from rockchip_vpu_drv.c

Remove duplicated include.
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c

@@ -22,7 +22,6 @@
 #include <media/v4l2-event.h>
 #include <media/v4l2-mem2mem.h>
 #include <media/videobuf2-core.h>
-#include <media/videobuf2-core.h>
 #include <media/videobuf2-vmalloc.h>
 
 #include "rockchip_vpu_common.h"