fix: Removed NetworkClient.Update because NetworkManager does it in LateUpdate

Assets/Mirror/Tests/Editor/NetworkServerTest.cs

@@ -1081,7 +1081,9 @@ public void ShutdownCleanupTest()
         [Test]
         public void ResetTest()
         {
+#pragma warning disable CS0618 // Type or member is obsolete
             NetworkServer.Reset();
+#pragma warning restore CS0618 // Type or member is obsolete
             Assert.That(NetworkServer.active, Is.False);
         }
     }

Assets/Mirror/Tests/Runtime/HostSetup.cs

@@ -31,10 +31,6 @@ public IEnumerator SetupHost()
             yield return null;
 
             manager.StartHost();
-
-            yield return null;
-
-            NetworkClient.Update();
         }
 
         [TearDown]