test - fix

The server no longer sends the OwnershipChangeMessage to itself.
The TrackOwnershipChangeSentMetric test was processing that extra message to just get to the actual ChangeOwnershipMessage metric. I removed that portion of this test.

Author: NoelStephensUnity

com.unity.netcode.gameobjects/Tests/Runtime/Metrics/OwnershipChangeMetricsTests.cs

@@ -73,13 +73,6 @@ public IEnumerator TrackOwnershipChangeSentMetric()
 
             var ownershipChangeSent = metricValues.First();
             Assert.AreEqual(networkObject.NetworkObjectId, ownershipChangeSent.NetworkId.NetworkId);
-            Assert.AreEqual(Server.LocalClientId, ownershipChangeSent.Connection.Id);
-            Assert.AreEqual(0, ownershipChangeSent.BytesCount);
-
-            // The first metric is to the server(self), so its size is now correctly reported as 0.
-            // Let's check the last one instead, to have a valid value
-            ownershipChangeSent = metricValues.Last();
-            Assert.AreEqual(networkObject.NetworkObjectId, ownershipChangeSent.NetworkId.NetworkId);
             Assert.AreEqual(Client.LocalClientId, ownershipChangeSent.Connection.Id);
 
             var serializedLength = GetWriteSizeForOwnerChange(networkObject, 1);