media: dt-bindings: media: rkisp1: complete ov2685 example

With the upcoming conversion of ov2685 to dt-schema let's complete the
example so validation succeeds. At the same time fix the indentation of
the port node in this example.
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>

Documentation/devicetree/bindings/media/rockchip-isp1.yaml

@@ -212,12 +212,19 @@ examples:
                 compatible = "ovti,ov2685";
                 reg = <0x3c>;
 
-                  port {
-                      ucam_out: endpoint {
-                          remote-endpoint = <&mipi_in_ucam>;
-                          data-lanes = <1>;
-                      };
-                  };
+                clocks = <&cru SCLK_TESTCLKOUT1>;
+                clock-names = "xvclk";
+
+                avdd-supply = <&pp2800_cam>;
+                dovdd-supply = <&pp1800>;
+                dvdd-supply = <&pp1800>;
+
+                port {
+                    ucam_out: endpoint {
+                        remote-endpoint = <&mipi_in_ucam>;
+                        data-lanes = <1>;
+                    };
+                };
             };
         };
     };