DelayLoad units are not delayed when in instance that is MissionPlaced

[MiamiCenterPL]

Describe the bug All units with Delay Loading set to true are not delayed while they are in instance that has MissionPlaced set to true. Normal behaviour is that these units are not spawned until element tell them to be spawned. With MissionPlaced instances, they're just spawning.

To Reproduce Spawn Instance that has Delay Loaded units in them, set it to MissionPlaced and spawn a InstancePoint element to actually spawn this instance in (hook it to Startup for example). Load map from Crime.net (not in editor, because all MissionPlaced instances are broken in Editor) and you will clearly see that these units that weren't supposed to spawn, are here, spawned.