ASoC: dt-bindings: adi,adau17x1: fix indentation and example

Fix errors in binding indentation and example:

adi,adau17x1.yaml:8:2: [warning] wrong indentation: expected 2 but found 1 (indentation)
adi,adau17x1.example.dts:29.3-30.1 syntax error

Fixes: 87771c940258 ("ASoC: dt-bindings: adi,adau17x1: Convert to DT schema")
Signed-off-by: Krzysztof Kozlowski <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Mark Brown <[e-mail]>

Documentation/devicetree/bindings/sound/adi,adau17x1.yaml

···
 $id: http://devicetree.org/schemas/sound/adi,adau17x1.yaml#
 $schema: http://devicetree.org/meta-schemas/core.yaml#
 
-title:
- Analog Devices ADAU1361/ADAU1461/ADAU1761/ADAU1961/ADAU1381/ADAU1781 Codec
+title: Analog Devices ADAU1361/ADAU1461/ADAU1761/ADAU1961/ADAU1381/ADAU1781 Codec
 
 maintainers:
   - Lars-Peter Clausen <[e-mail]>
···
         clock-names = "mclk";
         clocks = <&audio_clock>;
       };
+    };