dm: exynos: dts: Convert /include/ to #include

We should be consistent about this. The kernel has moved to #include
which breaks error reporting to some extent but does allow us to include
binding files.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/dts/exynos4210-origen.dts b/arch/arm/dts/exynos4210-origen.dts
index 15059d2..556a3a2 100644
--- a/arch/arm/dts/exynos4210-origen.dts
+++ b/arch/arm/dts/exynos4210-origen.dts
@@ -8,8 +8,8 @@
  */
 
 /dts-v1/;
-/include/ "skeleton.dtsi"
-/include/ "exynos4.dtsi"
+#include "skeleton.dtsi"
+#include "exynos4.dtsi"
 
 / {
 	model = "Insignal Origen evaluation board based on Exynos4210";