Cleanup warnings: CS0414 (#39748)

* Cleanup

* Fix

Content.Shared/Movement/Systems/WormSystem.cs

@@ -12,7 +12,6 @@ namespace Content.Shared.Movement.Systems;
 public sealed class WormSystem : EntitySystem
 {
     [Dependency] private readonly AlertsSystem _alerts = default!;
-    [Dependency] private readonly SharedPopupSystem _popup = default!;
     [Dependency] private readonly SharedStunSystem _stun = default!;
 
     public override void Initialize()