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.Server/Body/Systems/BodySystem.cs

@@ -10,8 +10,6 @@ using Content.Shared.Mobs.Systems;
 using Content.Shared.Movement.Events;
 using Content.Shared.Movement.Systems;
 using Robust.Shared.Audio;
-using Robust.Shared.Audio.Systems;
-using Robust.Shared.Random;
 using Robust.Shared.Timing;
 using System.Numerics;
 
@@ -23,9 +21,7 @@ public sealed class BodySystem : SharedBodySystem
     [Dependency] private readonly IGameTiming _gameTiming = default!;
     [Dependency] private readonly HumanoidAppearanceSystem _humanoidSystem = default!;
     [Dependency] private readonly MobStateSystem _mobState = default!;
-    [Dependency] private readonly SharedAudioSystem _audio = default!;
     [Dependency] private readonly SharedMindSystem _mindSystem = default!;
-    [Dependency] private readonly IRobustRandom _random = default!;
 
     public override void Initialize()
     {