Disable 32k dual mic support on P23a project

Based on the phase 2 strategy, disable dual mic support on
P23a project

Bug: 298893319
Test: Ensure 32k dual mic config will not be selected
Change-Id: Iae20a938410c70cefe6ea20723f53b16433b1828

bluetooth/qti_default.mk

@@ -40,6 +40,10 @@ PRODUCT_PRODUCT_PROPERTIES += \
 PRODUCT_PRODUCT_PROPERTIES += \
 	persist.bluetooth.leaudio.notify.idle.during.call=true
 
+# Not support LE Audio dual mic SWB call based on the current launch strategy
+PRODUCT_PRODUCT_PROPERTIES += \
+    bluetooth.leaudio.dual_bidirection_swb.supported=false
+
 # LE Auido Offload Capabilities setting
 PRODUCT_COPY_FILES += \
 	device/google/lynx/bluetooth/le_audio_codec_capabilities.xml:$(TARGET_COPY_OUT_VENDOR)/etc/le_audio_codec_capabilities.xml