update_engine: log network ID am: 7ff60fd8dc am: 7a21ddb95b

Original change: https://android-review.googlesource.com/c/platform/system/update_engine/+/2932770

Change-Id: Iced777ac9b194f14b7619c8d110c2cdc0d004b35
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/aosp/update_attempter_android.cc b/aosp/update_attempter_android.cc
index e41531c..0f6fc5c 100644
--- a/aosp/update_attempter_android.cc
+++ b/aosp/update_attempter_android.cc
@@ -353,6 +353,7 @@
           __FILE__,
           "Unable to set network_id: " + headers[kPayloadPropertyNetworkId]);
     }
+    LOG(INFO) << "Using network ID: " << network_id;
   }
 
   LOG(INFO) << "Using this install plan:";