Fix get_all_sync_controllers returning Timer

copyMultiplayer.gd

@@ -273,13 +273,11 @@ func get_sync_controller(peer_id: int): #-> SyncController:
 	return get_node_or_null(str(peer_id)) #as SyncController
 
 func get_all_sync_controllers(): #-> Array[SyncController]:
-	return get_children()
-	# NOTE: Let's just assume all child nodes are SyncController.
-	# var result: Array[SyncController] = []
-	# for controller in get_children():
-	# 	if controller is SyncController:
-	# 		result.append(controller)
-	# return result
+	var result = []
+	for controller in get_children():
+		if controller.get_script() == SyncController:
+			result.append(controller)
+	return result
 
 func get_player_stats(peer_id: int): #-> PlayerStats:
 	if peer_id == multiplayer.get_unique_id(): return main_stats