TI DaVinci DM365: Removing header file which does not exist

The DaVinci DM365 EVM board specific code was including a header file
which does not exist. So removing this header file.

Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
diff --git a/board/davinci/dm365evm/dm365evm.c b/board/davinci/dm365evm/dm365evm.c
index e30184b..99392b3 100644
--- a/board/davinci/dm365evm/dm365evm.c
+++ b/board/davinci/dm365evm/dm365evm.c
@@ -17,7 +17,6 @@
 
 #include <common.h>
 #include <nand.h>
-#include <linux/io.h>
 #include <asm/arch/hardware.h>
 #include <asm/arch/emif_defs.h>
 #include <asm/arch/nand_defs.h>