Add virtual fingerprint HAL to device on debuggable builds.

Bug: 228638448
Test: manual
Change-Id: I280d77c338a8ae3584956827155d7ba2cbd62aa5
diff --git a/device-raven.mk b/device-raven.mk
index 395bb97..06bd62d 100644
--- a/device-raven.mk
+++ b/device-raven.mk
@@ -268,3 +268,5 @@
     $(PRODUCT_COPY_FILES)
 
 PRODUCT_RESTRICT_VENDOR_FILES := false
+
+PRODUCT_PACKAGES_DEBUG += android.hardware.biometrics.fingerprint-service.example