property_service: Added vendor build properties to load_all_props

Change-Id: Id50a6dd7fd40752efff8a327ea6b4a45b07fc1b2
diff --git a/init/property_service.c b/init/property_service.c
index 1f98e13..55e37b9 100644
--- a/init/property_service.c
+++ b/init/property_service.c
@@ -534,6 +534,7 @@
     load_properties_from_file(PROP_PATH_SYSTEM_BUILD, NULL);
     load_properties_from_file(PROP_PATH_SYSTEM_DEFAULT, NULL);
     load_properties_from_file(PROP_PATH_VENDOR_BUILD, NULL);
+    load_properties_from_file(PROP_PATH_BOOTIMAGE_BUILD, NULL);
     load_properties_from_file(PROP_PATH_FACTORY, "ro.*");
 
     load_override_properties();