ARM: UniPhier: include <mach/*.h> instead of <asm/arch/*.h>

Since commit 0e7368c6c426 (kbuild: prepare for moving headers into
mach-*/include/mach), we can replace #include <asm/arch/*.h> with
<mach/*.h> so we do not need to create the symbolic link during the
build.

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
diff --git a/arch/arm/mach-uniphier/board_common.c b/arch/arm/mach-uniphier/board_common.c
index 3fb26c6..5f2d5f6 100644
--- a/arch/arm/mach-uniphier/board_common.c
+++ b/arch/arm/mach-uniphier/board_common.c
@@ -6,7 +6,7 @@
  */
 
 #include <common.h>
-#include <asm/arch/led.h>
+#include <mach/led.h>
 
 /*
  * Routine: board_init