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.Server/Light/Components/ExpendableLightComponent.cs

@@ -37,7 +37,7 @@ namespace Content.Server.Light.Components
             return TryActivate();
         }
 
-        public override void Initialize()
+        protected override void Initialize()
         {
             base.Initialize();
 

Content.Server/Light/Components/HandheldLightComponent.cs

@@ -57,7 +57,7 @@ namespace Content.Server.Light.Components
         /// </summary>
         private byte? _lastLevel;
 
-        public override void Initialize()
+        protected override void Initialize()
         {
             base.Initialize();
 
@@ -67,7 +67,7 @@ namespace Content.Server.Light.Components
             Dirty();
         }
 
-        public override void OnRemove()
+        protected override void OnRemove()
         {
             base.OnRemove();
             Owner.EntityManager.EventBus.QueueEvent(EventSource.Local, new DeactivateHandheldLightMessage(this));

Content.Server/Light/Components/LightBulbComponent.cs

@@ -110,7 +110,7 @@ namespace Content.Server.Light.Components
             sprite.Color = Color;
         }
 
-        public override void Initialize()
+        protected override void Initialize()
         {
             base.Initialize();
             UpdateColor();

Content.Server/Light/Components/LightReplacerComponent.cs

@@ -36,7 +36,7 @@ namespace Content.Server.Light.Components
         // bulbs that were inserted inside light replacer
         [ViewVariables] private IContainer _insertedBulbs = default!;
 
-        public override void Initialize()
+        protected override void Initialize()
         {
             base.Initialize();
             _insertedBulbs = ContainerHelpers.EnsureContainer<Container>(Owner, "light_replacer_storage");

Content.Server/Light/Components/PoweredLightComponent.cs

@@ -241,7 +241,7 @@ namespace Content.Server.Light.Components
             }
         }
 
-        public override void Initialize()
+        protected override void Initialize()
         {
             base.Initialize();