Add support for map UID persistence to mapping commands.

Requires submodule update but does not break if not availabnle.

Content.Server/Commands/GameTicking/MappingCommand.cs

@@ -57,7 +57,7 @@ namespace Content.Server.Commands.GameTicking
             }
 
             shell.ExecuteCommand(player, $"addmap {mapId} false");
-            shell.ExecuteCommand(player, $"loadbp {mapId} \"{CommandParsing.Escape(mapName)}\"");
+            shell.ExecuteCommand(player, $"loadbp {mapId} \"{CommandParsing.Escape(mapName)}\" true");
             shell.ExecuteCommand(player, "aghost");
             shell.ExecuteCommand(player, $"tp 0 0 {mapId}");