ASoC: Remove unneeded i.MX dependency on SND

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/imx/Kconfig

@@ -1,6 +1,6 @@
 config SND_MX1_MX2_SOC
 	tristate "SoC Audio for Freecale i.MX1x i.MX2x CPUs"
-	depends on (ARCH_MX2 || ARCH_MX1) && SND
+	depends on ARCH_MX2 || ARCH_MX1
 	select SND_PCM
 	help
 	  Say Y or M if you want to add support for codecs attached to