ASoC: omap: Fix the leftover CONFIG_SND_SOC_HDMI_CODEC

Replace the leftover CONFIG_SND_SOC_OMAP_HDMI_CODEC in
sound/soc/omap/Kconfig with CONFIG_SND_SOC_HDMI_CODEC, which was
forgotten in the commit bf7c6e6c.
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/soc/omap/Kconfig

@@ -103,7 +103,7 @@ config SND_OMAP_SOC_OMAP_HDMI
 	tristate "SoC Audio support for Texas Instruments OMAP HDMI"
 	depends on SND_OMAP_SOC && OMAP4_DSS_HDMI && OMAP2_DSS
 	select SND_OMAP_SOC_HDMI
-	select SND_SOC_OMAP_HDMI_CODEC
+	select SND_SOC_HDMI_CODEC
 	select OMAP4_DSS_HDMI_AUDIO
 	help
 	  Say Y if you want to add support for SoC HDMI audio on Texas Instruments