Remove all Assigned Values that are Never Used (#30110)

Remove all Assigned Values that are never used

Content.Server/Medical/DefibrillatorSystem.cs

@@ -46,7 +46,6 @@ public sealed class DefibrillatorSystem : EntitySystem
     [Dependency] private readonly PowerCellSystem _powerCell = default!;
     [Dependency] private readonly SharedAppearanceSystem _appearance = default!;
     [Dependency] private readonly SharedAudioSystem _audio = default!;
-    [Dependency] private readonly UseDelaySystem _useDelay = default!;
     [Dependency] private readonly SharedMindSystem _mind = default!;
 
     /// <inheritdoc/>