ARM: OMAP: Revert TSC2301 audio config name change in board-n800-audio.c

Commit 64e78a98 was accidentally took
from older patchset where with the newer set TSC2301 audio config name
didn't change.
Signed-off-by: Jarkko Nikula <jarkko.nikula@nokia.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/mach-omap2/board-n800-audio.c

@@ -31,7 +31,7 @@
 
 #include "../plat-omap/dsp/dsp_common.h"
 
-#if defined(CONFIG_SND_SOC_TSC2301) && defined(CONFIG_SND_OMAP24XX_EAC)
+#if defined(CONFIG_SPI_TSC2301_AUDIO) && defined(CONFIG_SND_OMAP24XX_EAC)
 #define AUDIO_ENABLED
 
 static struct clk *sys_clkout2;