ARM: dts: bcm281xx: use #include for device tree files

Replace /include/ by #include for bcm281xx device tree
files, enabling use of the C preprocessor.
Signed-off-by: Matt Porter <matt.porter@linaro.org>
Acked-by: Olof Johansson <olof@lixom.net>
Acked-by: Christian Daudt <csd@broadcom.com>

arch/arm/boot/dts/bcm11351-brt.dts

@@ -13,7 +13,7 @@
 
 /dts-v1/;
 
-/include/ "bcm11351.dtsi"
+#include "bcm11351.dtsi"
 
 / {
 	model = "BCM11351 BRT board";

arch/arm/boot/dts/bcm11351.dtsi

@@ -11,7 +11,7 @@
  * GNU General Public License for more details.
  */
 
-/include/ "skeleton.dtsi"
+#include "skeleton.dtsi"
 
 / {
 	model = "BCM11351 SoC";