ASoC: audio-graph-scu-card: add missing Capture routing on Example

Both cases have 1 Capture path.
Signed-off-by: NKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: NMark Brown <broonie@kernel.org>

Documentation/devicetree/bindings/sound/audio-graph-scu-card.txt

@@ -43,7 +43,8 @@ Example 1. Sampling Rate Conversion
 		label = "sound-card";
 		prefix = "codec";
 		routing = "codec Playback", "DAI0 Playback",
-			"codec Playback", "DAI1 Playback";
+			  "codec Playback", "DAI1 Playback",
+			  "DAI0 Capture",   "codec Capture";
 		convert-rate = <48000>;
 
 		dais = <&cpu_port>;
@@ -79,7 +80,8 @@ Example 2. 2 CPU 1 Codec (Mixing)
 		label = "sound-card";
 		prefix = "codec";
 		routing = "codec Playback", "DAI0 Playback",
-			"codec Playback", "DAI1 Playback";
+			  "codec Playback", "DAI1 Playback",
+			  "DAI0 Capture",   "codec Capture";
 		convert-rate = <48000>;
 
 		dais = <&cpu_port0