Fix a bunch of logger warnings (#17691)

Content.Shared/Stunnable/SharedStunSystem.cs

@@ -32,7 +32,6 @@ namespace Content.Shared.Stunnable
         [Dependency] private readonly StatusEffectsSystem _statusEffectSystem = default!;
         [Dependency] private readonly MovementSpeedModifierSystem _movementSpeedModifierSystem = default!;
         [Dependency] private readonly SharedAudioSystem _audio = default!;
-        [Dependency] private readonly MobStateSystem _mobStateSystem = default!;
         [Dependency] private readonly ISharedAdminLogManager _adminLogger = default!;
 
         /// <summary>