ARM: kirkwood: dockstar: fix header include

The platform data was moved, but this file was introduced in parallel
so didn't get caught in the sweeping changes. Fix it up now.
Signed-off-by: NOlof Johansson <olof@lixom.net>

arch/arm/mach-kirkwood/board-dockstar.c

@@ -30,7 +30,7 @@
 #include <asm/mach/map.h>
 #include <mach/kirkwood.h>
 #include <mach/bridge-regs.h>
-#include <plat/mvsdio.h>
+#include <linux/platform_data/mmc-mvsdio.h>
 #include "common.h"
 #include "mpp.h"