net/mlx5e: Remove unneeded io-mapping.h #include

The mlx5 net files don't use io_mapping functionalities. So there is no
point in including <linux/io-mapping.h>.
Remove it.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Reviewed-by: Pavan Chebbi <pavan.chebbi@broadcom.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>

drivers/net/ethernet/mellanox/mlx5/core/cmd.c

@@ -37,7 +37,6 @@
 #include <linux/slab.h>
 #include <linux/delay.h>
 #include <linux/random.h>
-#include <linux/io-mapping.h>
 #include <linux/mlx5/driver.h>
 #include <linux/mlx5/eq.h>
 #include <linux/debugfs.h>

drivers/net/ethernet/mellanox/mlx5/core/main.c

@@ -37,7 +37,6 @@
 #include <linux/pci.h>
 #include <linux/dma-mapping.h>
 #include <linux/slab.h>
-#include <linux/io-mapping.h>
 #include <linux/interrupt.h>
 #include <linux/delay.h>
 #include <linux/mlx5/driver.h>

drivers/net/ethernet/mellanox/mlx5/core/uar.c

@@ -31,7 +31,6 @@
  */
 
 #include <linux/kernel.h>
-#include <linux/io-mapping.h>
 #include <linux/mlx5/driver.h>
 #include "mlx5_core.h"