media: dt-bindings: Use new video interface bus type macros in examples

Now that a header exists with macros for the media interface bus-type
values, replace hardcoding numerical constants with the corresponding
macros in the DT binding examples.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml

@@ -90,7 +90,9 @@ examples:
   - |
     #include <dt-bindings/interrupt-controller/arm-gic.h>
     #include <dt-bindings/clock/stm32mp1-clks.h>
+    #include <dt-bindings/media/video-interfaces.h>
     #include <dt-bindings/reset/stm32mp1-resets.h>
+
     dcmi: dcmi@4c006000 {
         compatible = "st,stm32-dcmi";
         reg = <0x4c006000 0x400>;
@@ -104,7 +106,7 @@ examples:
         port {
              dcmi_0: endpoint {
                    remote-endpoint = <&ov5640_0>;
-                   bus-type = <5>;
+                   bus-type = <MEDIA_BUS_TYPE_PARALLEL>;
                    bus-width = <8>;
                    hsync-active = <0>;
                    vsync-active = <0>;