virtio_net: remove duplicated include from virtio_net.c

Remove duplicated include linux/netdevice.h

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/virtio_net.c

@@ -30,7 +30,6 @@
 #include <linux/cpu.h>
 #include <linux/average.h>
 #include <linux/filter.h>
-#include <linux/netdevice.h>
 #include <linux/kernel.h>
 #include <linux/pci.h>
 #include <net/route.h>