Fix monkey kitchen spike dragdrop (#3450)

* Fix monkey kitchen spike dragdrop

I also aligned the behavior with tg (need combat mode on + mob alive).
It still needs to do damage over time and buckle the target but baby steps.

* Cleanup

* Fix kitchenspike layers

Co-authored-by: Metal Gear Sloth <metalgearsloth@gmail.com>

Content.Shared/GameObjects/Components/Nutrition/SharedButcherableComponent.cs

@@ -0,0 +1,31 @@
+#nullable enable
+using Content.Shared.Interfaces.GameObjects.Components;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Prototypes;
+using Robust.Shared.Serialization;
+using Robust.Shared.Serialization.Manager.Attributes;
+using Robust.Shared.ViewVariables;
+
+namespace Content.Shared.GameObjects.Components.Nutrition
+{
+    /// <summary>
+    /// Indicates that the entity can be thrown on a kitchen spike for butchering.
+    /// </summary>
+    [RegisterComponent]
+    public class SharedButcherableComponent : Component, IDraggable
+    {
+        public override string Name => "Butcherable";
+
+        [ViewVariables]
+        public string? MeatPrototype => _meatPrototype;
+
+        [ViewVariables]
+        [DataField("meat")]
+        private string? _meatPrototype;
+
+        public bool CanDrop(CanDropEventArgs args)
+        {
+            return true;
+        }
+    }
+}