axolotl: Build libprotobuf-cpp-lite-3.9.1-vendorcompat

Change-Id: I0aac742db9c2b4b3e48ee20158f19405863893c2
diff --git a/device.mk b/device.mk
index 09358cb..7620320 100644
--- a/device.mk
+++ b/device.mk
@@ -187,6 +187,7 @@
 PRODUCT_PACKAGES += \
     android.hardware.drm@1.3.vendor \
     android.hardware.drm-service.clearkey \
+    libprotobuf-cpp-lite-3.9.1-vendorcompat \
 
 # Fastbootd
 PRODUCT_PACKAGES += \