Engine Entity Anchoring Changes (#4195)

* Converted all SnapGridPositionChangedEvent subscriptions to AnchorStateChangedEvent.

* Fixes power tests with new anchored requirements.

* Moved AnchorableComponent into construction.
AnchorableComponent now uses Transform.Anchored.

* Fixed bug with nodes, power works again.

* Adds lifetime stages to Component.

* Update Engine to v0.4.70.

Content.Client/Inventory/ClientInventoryComponent.cs

@@ -37,7 +37,7 @@ namespace Content.Client.Inventory
         [ViewVariables]
         [DataField("speciesId")] public string? SpeciesId { get; set; }
 
-        public override void OnRemove()
+        protected override void OnRemove()
         {
             base.OnRemove();
 
@@ -48,7 +48,7 @@ namespace Content.Client.Inventory
             InterfaceController?.Dispose();
         }
 
-        public override void Initialize()
+        protected override void Initialize()
         {
             base.Initialize();