Fixed observer list on spawned objects

Author: TwoTenPvP

MLAPI/NetworkingManagerComponents/Core/SpawnManager.cs

@@ -249,6 +249,7 @@ internal static void SpawnPlayerObject(NetworkedObject netObject, uint clientId,
 
             foreach (var client in netManager.connectedClients)
             {
+                netObject.RebuildObservers(client.Key);
                 using (BitWriter writer = BitWriter.Get())
                 {
                     writer.WriteBool(true);
@@ -315,6 +316,7 @@ internal static void SpawnObject(NetworkedObject netObject, uint? clientOwnerId
             }
             foreach (var client in netManager.connectedClients)
             {
+                netObject.RebuildObservers(client.Key);
                 using (BitWriter writer = BitWriter.Get())
                 {
                     writer.WriteBool(false);