[][openwrt][common][audio][Remove obsolete mt79xx audio driver from module.mk]

[Description]
Remove obsolete mt79xx audio driver from module.mk which is replaced
with mt7986 audio driver.

[Release-log]
N/A

Change-Id: I42acea3f2edbb9d57218d053331397a319b4d28d
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/8390031
diff --git a/target/linux/mediatek/modules.mk b/target/linux/mediatek/modules.mk
index 13f1c5c..208b975 100644
--- a/target/linux/mediatek/modules.mk
+++ b/target/linux/mediatek/modules.mk
@@ -67,28 +67,6 @@
 
 $(eval $(call KernelPackage,crypto-eip197))
 
-define KernelPackage/sound-soc-mt79xx
-  TITLE:=MT79xx SoC sound support
-  KCONFIG:=\
-	CONFIG_SND_SOC_MEDIATEK \
-	CONFIG_SND_SOC_MT79XX \
-	CONFIG_SND_SOC_MT79XX_WM8960
-  FILES:= \
-	$(LINUX_DIR)/sound/soc/mediatek/common/snd-soc-mtk-common.ko \
-	$(LINUX_DIR)/sound/soc/mediatek/mt79xx/mt79xx-wm8960.ko \
-	$(LINUX_DIR)/sound/soc/mediatek/mt79xx/snd-soc-mt79xx-afe.ko \
-	$(LINUX_DIR)/sound/soc/codecs/snd-soc-wm8960.ko
-  AUTOLOAD:=$(call AutoLoad,57,regmap-i2c snd-soc-wm8960 snd-soc-mtk-common snd-soc-mt79xx-afe)
-  DEPENDS:=@TARGET_mediatek +kmod-regmap-i2c +kmod-sound-soc-core
-  $(call AddDepends/sound,+kmod-regmap-i2c)
-endef
-
-define KernelPackage/sound-soc-mt79xx/description
- Support for MT79xx Platform sound
-endef
-
-$(eval $(call KernelPackage,sound-soc-mt79xx))
-
 define KernelPackage/mediatek_hnat
   SUBMENU:=Network Devices
   TITLE:=Mediatek HNAT module