Recalculate network estimate after work is completed.

Don't recalculate the network byte numbers when a JobWorkItem has been
dequeued since the work still needs to be done. Instead, wait until the
work has been marked completed to recalculate the network byte numbers.

Bug: 255828754
Test: N/A
Change-Id: I0deb5d35293a8780329696d2c467270e59d32e05

apex/jobscheduler/service/java/com/android/server/job/controllers/JobStatus.java

@@ -762,7 +762,6 @@ public final class JobStatus {
                 executingWork.add(work);
                 work.bumpDeliveryCount();
             }
-            updateNetworkBytesLocked();
             return work;
         }
         return null;
@@ -790,6 +789,7 @@ public final class JobStatus {
                 if (work.getWorkId() == workId) {
                     executingWork.remove(i);
                     ungrantWorkItem(work);
+                    updateNetworkBytesLocked();
                     return true;
                 }
             }