perf: improved garbage created by tweens slightly

They still do generate a lot of garbage but with boxed value pools I made the boxes reusable, it still does generate garbage through the delegate creation, gotta find a solution for them later

Engine.Systems/Tween/EngineExtensions/TweenProjection1DExtensions.cs

@@ -1,17 +1,31 @@
-using System;
 using Engine.Core;
 
 namespace Engine.Systems.Tween;
 
 public static class TweenProjection1DExtensions
 {
-    public static ITween TweenProjection1D(this Projection1D initialProjection1D, ITweenManager tweenManager, float duration, Projection1D targetProjection1D, Action<Projection1D> setMethod)
-        => tweenManager.StartTween(duration,
+    private static readonly BoxedPool<Projection1D> boxedProjection1DPool = new(2);
+
+    public static ITween TweenProjection1D(this Projection1D initialProjection1D, ITweenManager tweenManager, float duration, Projection1D targetProjection1D, System.Action<Projection1D> setMethod)
+    {
+        Boxed<Projection1D> boxedInitial = boxedProjection1DPool.Get(initialProjection1D);
+        Boxed<Projection1D> boxedTarget = boxedProjection1DPool.Get(targetProjection1D);
+
+        ITween tween = tweenManager.StartTween(duration,
             t => setMethod?.Invoke(
                 new Projection1D(
-                    initialProjection1D.Min.Lerp(targetProjection1D.Min, t),
-                    initialProjection1D.Max.Lerp(targetProjection1D.Max, t)
+                    boxedInitial.Value.Min.Lerp(boxedTarget.Value.Min, t),
+                    boxedInitial.Value.Max.Lerp(boxedTarget.Value.Max, t)
                 )
             )
         );
+
+        tween.OnComplete(() =>
+        {
+            boxedProjection1DPool.Return(boxedInitial);
+            boxedProjection1DPool.Return(boxedTarget);
+        });
+
+        return tween;
+    }
 }