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

Remove all Assigned Values that are never used

Content.Server/Chat/Systems/ChatSystem.cs

@@ -60,7 +60,6 @@ public sealed partial class ChatSystem : SharedChatSystem
     [Dependency] private readonly StationSystem _stationSystem = default!;
     [Dependency] private readonly MobStateSystem _mobStateSystem = default!;
     [Dependency] private readonly SharedAudioSystem _audio = default!;
-    [Dependency] private readonly SharedInteractionSystem _interactionSystem = default!;
     [Dependency] private readonly ReplacementAccentSystem _wordreplacement = default!;
     [Dependency] private readonly EntityWhitelistSystem _whitelistSystem = default!;
     [Dependency] private readonly ExamineSystemShared _examineSystem = default!;