kernel: add missing symbol

Signed-off-by: Stijn Tintel <[email protected]>

target/linux/generic/config-4.14

@@ -4497,6 +4497,7 @@ CONFIG_SND_PROC_FS=y
 # CONFIG_SND_SOC_FSL_SPDIF is not set
 # CONFIG_SND_SOC_FSL_SSI is not set
 # CONFIG_SND_SOC_GTM601 is not set
+# CONFIG_SND_SOC_ICS43432 is not set
 # CONFIG_SND_SOC_IMG is not set
 # CONFIG_SND_SOC_IMX_AUDMUX is not set
 # CONFIG_SND_SOC_IMX_ES8328 is not set

target/linux/generic/config-4.9

@@ -4224,6 +4224,7 @@ CONFIG_SND_PROC_FS=y
 # CONFIG_SND_SOC_FSL_SPDIF is not set
 # CONFIG_SND_SOC_FSL_SSI is not set
 # CONFIG_SND_SOC_GTM601 is not set
+# CONFIG_SND_SOC_ICS43432 is not set
 # CONFIG_SND_SOC_IMG is not set
 # CONFIG_SND_SOC_IMX_AUDMUX is not set
 # CONFIG_SND_SOC_IMX_ES8328 is not set