display: enable hbm dimming

Bug: 207694487
test: hbm dimming check
Change-Id: Idfd220bffab62d175b0c174fe90d541e809626ca
diff --git a/device-raven.mk b/device-raven.mk
index 6df02de..d30f149 100644
--- a/device-raven.mk
+++ b/device-raven.mk
@@ -107,7 +107,7 @@
 	device/google/raviole/raven/display_colordata_dev_cal0.pb:$(TARGET_COPY_OUT_VENDOR)/etc/display_colordata_dev_cal0.pb
 
 #config of display brightness dimming
-PRODUCT_DEFAULT_PROPERTY_OVERRIDES += vendor.display.brightness.dimming.usage=2
+PRODUCT_DEFAULT_PROPERTY_OVERRIDES += vendor.display.brightness.dimming.usage=1
 
 # NFC
 PRODUCT_COPY_FILES += \