gianfar: remove duplicated include from gianfar.c

Remove duplicated include.
Signed-off-by: NYueHaibing <yuehaibing@huawei.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/freescale/gianfar.c

@@ -102,8 +102,6 @@
 #include <linux/phy_fixed.h>
 #include <linux/of.h>
 #include <linux/of_net.h>
-#include <linux/of_address.h>
-#include <linux/of_irq.h>
 
 #include "gianfar.h"