ASoC: dt-bindings: ti,tlv320aic3x: Add compatible string ti,tlv320aic23

Add compatible string ti,tlv320aic23 to fix below CHECK_DTB warning:
arch/arm/boot/dts/nxp/imx/imx35-eukrea-mbimxsd35-baseboard.dtb:
    /soc/bus@43f00000/i2c@43f80000/codec@1a: failed to match any schema with compatible: ['ti,tlv320aic23']

Signed-off-by: Frank Li <[email protected]>
Reviewed-by: Daniel Baluta <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Mark Brown <[email protected]>

Author: nxpfrankli

Documentation/devicetree/bindings/sound/ti,tlv320aic3x.yaml

@@ -46,6 +46,7 @@ maintainers:
 properties:
   compatible:
     enum:
+      - ti,tlv320aic23
       - ti,tlv320aic3x
       - ti,tlv320aic33
       - ti,tlv320aic3007