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/Shuttles/Systems/ThrusterSystem.cs

@@ -1,6 +1,5 @@
 using System.Numerics;
 using Content.Server.Audio;
-using Content.Server.Construction;
 using Content.Server.Power.Components;
 using Content.Server.Power.EntitySystems;
 using Content.Server.Shuttles.Components;
@@ -25,7 +24,6 @@ namespace Content.Server.Shuttles.Systems;
 public sealed class ThrusterSystem : EntitySystem
 {
     [Dependency] private readonly IGameTiming _timing = default!;
-    [Dependency] private readonly IMapManager _mapManager = default!;
     [Dependency] private readonly ITileDefinitionManager _tileDefManager = default!;
     [Dependency] private readonly AmbientSoundSystem _ambient = default!;
     [Dependency] private readonly FixtureSystem _fixtureSystem = default!;