service cleanups, containing logic directly now

LightlessSync/Services/UiService.cs

@@ -23,8 +23,7 @@ public sealed class UiService : DisposableMediatorSubscriberBase
         LightlessConfigService lightlessConfigService, WindowSystem windowSystem,
         IEnumerable<WindowMediatorSubscriberBase> windows,
         UiFactory uiFactory, FileDialogManager fileDialogManager,
-        LightlessMediator lightlessMediator,
-        NotificationService notificationService) : base(logger, lightlessMediator)
+        LightlessMediator lightlessMediator) : base(logger, lightlessMediator)
     {
         _logger = logger;
         _logger.LogTrace("Creating {type}", GetType().Name);