Add distortion output gain for Pixel 6.

The value will be used in HapticGenerator. The value is from UX
experiments.

Test: make
Bug: 193926091
Change-Id: I314aa5bc79ba756cdde4a03b0addd44eb69b27a3
Merged-In: I314aa5bc79ba756cdde4a03b0addd44eb69b27a3
diff --git a/device-oriole.mk b/device-oriole.mk
index f774537..1173ea8 100644
--- a/device-oriole.mk
+++ b/device-oriole.mk
@@ -162,3 +162,7 @@
 # Enable camera exif model/make reporting
 PRODUCT_PRODUCT_PROPERTIES += \
     persist.vendor.camera.exif_reveal_make_model=true
+
+# Override default distortion output gain according to UX experiments
+PRODUCT_PRODUCT_PROPERTIES += \
+    vendor.audio.hapticgenerator.distortion.output.gain=0.5