config: Add default config for mt8196

Add default config for mt8196 platform.

Signed-off-by: hailong.fan <hailong.fan@mediatek.com>

Author: hailong-fan

src/arch/xtensa/configs/mt8196_defconfig

@@ -0,0 +1,15 @@
+CONFIG_MT8196=y
+CONFIG_CORE_COUNT=1
+CONFIG_COMP_VOLUME=y
+CONFIG_COMP_SRC=n
+CONFIG_COMP_FIR=n
+CONFIG_COMP_IIR=n
+CONFIG_COMP_DCBLOCK=n
+CONFIG_COMP_TDFB=n
+CONFIG_COMP_TONE=n
+CONFIG_COMP_MIXER=n
+CONFIG_COMP_MUX=n
+CONFIG_COMP_KPB=n
+CONFIG_COMP_SEL=n
+CONFIG_COMP_ASRC=n
+CONFIG_DEBUG=y