ASoC: codecs: remove hidden prompt

The Kconfig symbol SND_SOC_OF_SIMPLE got removed in commit
f0fba2ad ("ASoC: multi-component - ASoC
Multi-Component Support"). But that commit missed one instance. Remove
it now, together with the prompt it has effectively hidden ever since.
Signed-off-by: NPaul Bolle <pebolle@tiscali.nl>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/codecs/Kconfig

@@ -324,7 +324,7 @@ config SND_SOC_TLV320AIC23
 	tristate
 
 config SND_SOC_TLV320AIC26
-	tristate "TI TLV320AIC26 Codec support" if SND_SOC_OF_SIMPLE
+	tristate
 	depends on SPI
 
 config SND_SOC_TLV320AIC32X4