Refactor ExtinguisherCabinet->ItemCabinet and actually maps them in, adds EntityWhitelist (#4154)

* i probably shouldnt have done this in one commit

* map nonsense

* fix example code

* unnecessary

* test

* reviews

* little fix for open datafield

* add soul

Content.Server/GameObjects/Components/Items/Storage/StorageCounterComponent.cs

@@ -25,6 +25,7 @@ namespace Content.Server.GameObjects.Components.Items.Storage
     [RegisterComponent]
     public class StorageCounterComponent : Component, ISerializationHooks
     {
+        // TODO Convert to EntityWhitelist
         [DataField("countTag")]
         private string? _countTag;