ARM: ux500: use #include syntax to include *.dtsi.

This patch prepares the use of '#define' into dts files.

Signed-off-by: Gabriel Fernandez <gabriel.fernandez@st.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/arch/arm/boot/dts/href.dtsi b/arch/arm/boot/dts/href.dtsi
index 567a18b..2c21626 100644
--- a/arch/arm/boot/dts/href.dtsi
+++ b/arch/arm/boot/dts/href.dtsi
@@ -9,7 +9,7 @@
  * http://www.gnu.org/copyleft/gpl.html
  */
 
-/include/ "dbx5x0.dtsi"
+#include "dbx5x0.dtsi"
 
 / {
 	memory {