HandsSystem Refactor (#38438)

* checkpoint

* pt 2

* pt... i forgot

* pt 4

* patch

* More test fixes

* optimization!!!

* the REAL hand system

* fix RetractableItemActionSystem.cs oversight

* the review

* test

* remove test usage of body prototype

* Update Content.IntegrationTests/Tests/Interaction/InteractionTest.cs

Co-authored-by: Tayrtahn <tayrtahn@gmail.com>

* hellcode

* hellcode 2

* Minor cleanup

* test

* Chasing the last of the bugs

* changes

---------

Co-authored-by: Tayrtahn <tayrtahn@gmail.com>

Content.Server/Administration/Systems/AdminVerbSystem.Tools.cs

@@ -820,7 +820,7 @@ public sealed partial class AdminVerbSystem
         }
         else if (TryComp<HandsComponent>(target, out var hands))
         {
-            foreach (var held in _handsSystem.EnumerateHeld(target, hands))
+            foreach (var held in _handsSystem.EnumerateHeld((target, hands)))
             {
                 if (HasComp<AccessComponent>(held))
                 {