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/Fluids/Components/BucketComponent.cs

@@ -46,7 +46,7 @@ namespace Content.Server.Fluids.Components
         private string? _sound = "/Audio/Effects/Fluids/watersplash.ogg";
 
         /// <inheritdoc />
-        public override void Initialize()
+        protected override void Initialize()
         {
             base.Initialize();
             Owner.EnsureComponentWarn<SolutionContainerComponent>();

Content.Server/Fluids/Components/MopComponent.cs

@@ -63,7 +63,7 @@ namespace Content.Server.Fluids.Components
         [DataField("speed")]
         private float _mopSpeed = 1;
 
-        public override void Initialize()
+        protected override void Initialize()
         {
             base.Initialize();
 

Content.Server/Fluids/Components/PuddleComponent.cs

@@ -110,7 +110,7 @@ namespace Content.Server.Fluids.Components
 
         private bool Slippery => Owner.TryGetComponent(out SlipperyComponent? slippery) && slippery.Slippery;
 
-        public override void Initialize()
+        protected override void Initialize()
         {
             base.Initialize();
 

Content.Server/Fluids/Components/SprayComponent.cs

@@ -82,7 +82,7 @@ namespace Content.Server.Fluids.Components
 
         public ReagentUnit CurrentVolume => Owner.GetComponentOrNull<SolutionContainerComponent>()?.CurrentVolume ?? ReagentUnit.Zero;
 
-        public override void Initialize()
+        protected override void Initialize()
         {
             base.Initialize();