ASoC: dt-bindings: tlv320aic32x4: Fix supply names

The term "-supply" is a suffix to regulator names.
Signed-off-by: David Epping <david.epping@missinglinkelectronics.com>
Link: https://lore.kernel.org/r/20230519110545.GA18663@nucnuc.mleSigned-off-by: Mark Brown <broonie@kernel.org>

Documentation/devicetree/bindings/sound/tlv320aic32x4.txt

@@ -8,7 +8,7 @@ Required properties:
 	"ti,tlv320aic32x6" TLV320AIC3206, TLV320AIC3256
 	"ti,tas2505" TAS2505, TAS2521
  - reg: I2C slave address
- - supply-*: Required supply regulators are:
+ - *-supply: Required supply regulators are:
     "iov" - digital IO power supply
     "ldoin" - LDO power supply
     "dv" - Digital core power supply