ASoC: tlv320aic23: make codecs selectable in Kconfig

Now that manual selection of drivers for audio subsystem components is
preferred AIC23 codec must be selectable in Kconfig to make it possible.
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/Kconfig

@@ -581,11 +581,11 @@ config SND_SOC_TLV320AIC23
 	tristate
 
 config SND_SOC_TLV320AIC23_I2C
-	tristate
+	tristate "Texas Instruments TLV320AIC23 audio CODEC - I2C"
 	select SND_SOC_TLV320AIC23
 
 config SND_SOC_TLV320AIC23_SPI
-	tristate
+	tristate "Texas Instruments TLV320AIC23 audio CODEC - SPI"
 	select SND_SOC_TLV320AIC23
 
 config SND_SOC_TLV320AIC26