arm64: dts: colibri-imx8x: improve include notation

Improve include notation. Usually only dtsi files from the same location
are included with an absolute path in quotes. Others should use a
relative path enclosed in angle brackets.
Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm64/boot/dts/freescale/imx8qxp-colibri-eval-v3.dtsi

@@ -3,7 +3,7 @@
  * Copyright 2019 Toradex
  */
 
-#include "dt-bindings/input/linux-event-codes.h"
+#include <dt-bindings/input/linux-event-codes.h>
 
 / {
 	aliases {