kernel: add missing Microchip sound kconfig symbols for 6.18

Upstream removed CONFIG_SND_ATMEL_SOC in the 6.18 kernel[1]. As a
result, we must explicitly disable these Microchip sound related
symbols guarded by CONFIG_SND_ATMEL_SOC.

[1] https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=4f30f84feb7757f09aeecba120a05e1145b8f264
Signed-off-by: Shiji Yang <yangshiji66@outlook.com>
Link: https://github.com/openwrt/openwrt/pull/25436
Signed-off-by: Robert Marko <robimarko@gmail.com>

target/linux/generic/config-6.18

@@ -6341,10 +6341,18 @@ CONFIG_SLUB_CPU_PARTIAL=y
 # CONFIG_SND_AMD_ACP_CONFIG is not set
 # CONFIG_SND_ARM is not set
 # CONFIG_SND_ASIHPI is not set
+# CONFIG_SND_AT91_SOC_SAM9G20_WM8731 is not set
+# CONFIG_SND_AT91_SOC_SAM9X5_WM8731 is not set
 # CONFIG_SND_ATIIXP is not set
 # CONFIG_SND_ATIIXP_MODEM is not set
 # CONFIG_SND_ATMEL_AC97C is not set
-# CONFIG_SND_ATMEL_SOC is not set
+# CONFIG_SND_ATMEL_SOC_CLASSD is not set
+# CONFIG_SND_ATMEL_SOC_I2S is not set
+# CONFIG_SND_ATMEL_SOC_PDMIC is not set
+# CONFIG_SND_ATMEL_SOC_SSC_DMA is not set
+# CONFIG_SND_ATMEL_SOC_SSC_PDC is not set
+# CONFIG_SND_ATMEL_SOC_TSE850_PCM5142 is not set
+# CONFIG_SND_ATMEL_SOC_WM8904 is not set
 # CONFIG_SND_AU8810 is not set
 # CONFIG_SND_AU8820 is not set
 # CONFIG_SND_AU8830 is not set
@@ -6493,6 +6501,10 @@ CONFIG_SND_HDA_PREALLOC_SIZE=64
 # CONFIG_SND_LX6464ES is not set
 # CONFIG_SND_MAESTRO3 is not set
 CONFIG_SND_MAX_CARDS=16
+# CONFIG_SND_MCHP_SOC_I2S_MCC is not set
+# CONFIG_SND_MCHP_SOC_PDMC is not set
+# CONFIG_SND_MCHP_SOC_SPDIFRX is not set
+# CONFIG_SND_MCHP_SOC_SPDIFTX is not set
 # CONFIG_SND_MIA is not set
 # CONFIG_SND_MIPS is not set
 # CONFIG_SND_MIRO is not set