recovery: allow A/B updater to downgrade

Change-Id: Iaa1fb7838fb958e69fb3104fef7743aafad12b1b
diff --git a/install/wipe_device.cpp b/install/wipe_device.cpp
index 0a525fa..fe3fa46 100644
--- a/install/wipe_device.cpp
+++ b/install/wipe_device.cpp
@@ -169,7 +169,7 @@
     return false;
   }
 
-  return CheckPackageMetadata(metadata, OtaType::BRICK);
+  return CheckPackageMetadata(metadata, OtaType::BRICK, ui);
 }
 
 bool WipeAbDevice(Device* device, size_t wipe_package_size) {