board: sysam: Remove <common.h> and add needed includes

Remove <common.h> from this board vendor directory and when needed
add missing include files directly.

Signed-off-by: Tom Rini <trini@konsulko.com>

board/sysam/amcore/amcore.c

@@ -7,7 +7,7 @@
  * This file copies memory testdram() from sandburst/common/sb_common.c
  */
 
-#include <common.h>
+#include <config.h>
 #include <init.h>
 #include <asm/global_data.h>
 #include <asm/immap.h>

board/sysam/stmark2/stmark2.c

@@ -5,7 +5,7 @@
  * (C) Copyright 2017 Angelo Dureghello <angelo@sysam.it>
  */
 
-#include <common.h>
+#include <config.h>
 #include <init.h>
 #include <spi.h>
 #include <asm/global_data.h>