configs: lahaina: Add feature support to set power mode for voice call

Add support to set power mode for voice call

Change-Id: I052f094c62a25cd75da3c7cca172b85a4f46ced4
diff --git a/configs/lahaina/lahaina.mk b/configs/lahaina/lahaina.mk
index 0471f38..dbee731 100644
--- a/configs/lahaina/lahaina.mk
+++ b/configs/lahaina/lahaina.mk
@@ -395,7 +395,8 @@
 vendor.audio.feature.vbat.enable=true \
 vendor.audio.feature.wsa.enable=false \
 vendor.audio.feature.audiozoom.enable=false \
-vendor.audio.feature.snd_mon.enable=true
+vendor.audio.feature.snd_mon.enable=true \
+vendor.audio.feature.power_mode.enable=true
 
 # for HIDL related packages
 PRODUCT_PACKAGES += \