Reduced Warning Count By 130 For Full Rebuilds (#26518)

* remove deprecated entity coordinate extension functions. Reduces warning count by approximately 50

* final toCoords Removed

* Remove all unused variables and dead code paths

* remove always true variable, should be a cvar or something instead

* remove superfluous variables from tests

Content.Shared/Climbing/Systems/ClimbSystem.cs

@@ -34,7 +34,6 @@ public sealed partial class ClimbSystem : VirtualController
     [Dependency] private readonly DamageableSystem _damageableSystem = default!;
     [Dependency] private readonly FixtureSystem _fixtureSystem = default!;
     [Dependency] private readonly SharedAudioSystem _audio = default!;
-    [Dependency] private readonly SharedBodySystem _bodySystem = default!;
     [Dependency] private readonly SharedDoAfterSystem _doAfterSystem = default!;
     [Dependency] private readonly SharedInteractionSystem _interactionSystem = default!;
     [Dependency] private readonly SharedPopupSystem _popupSystem = default!;