ibmvnic: drop duplicate header seq_file.h

Drop duplicate header seq_file.h from ibmvnic.c.
Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/ibm/ibmvnic.c

@@ -74,7 +74,6 @@
 #include <asm/iommu.h>
 #include <linux/uaccess.h>
 #include <asm/firmware.h>
-#include <linux/seq_file.h>
 #include <linux/workqueue.h>
 
 #include "ibmvnic.h"