Optimise emergency lights a bit (#4567)

* Optimise emergency lights a bit

* Fixes

* Delete the failing test, sinple

* Revert "Delete the failing test, sinple"

This reverts commit 7d9e3a3bb6975c15add2987e39e0d3ba85d88be3.

* Start server and fix test

It just werks

Content.Client/Light/LanternVisualizer.cs

@@ -33,10 +33,6 @@ namespace Content.Client.Light
         public override void OnChangeData(AppearanceComponent component)
         {
             base.OnChangeData(component);
-            if (component.Deleted)
-            {
-                return;
-            }
 
             PlayAnimation(component);
         }