fix build probably

MareSynchronos/MarePlugin.cs

@@ -156,7 +156,7 @@ public class MarePlugin : MediatorSubscriberBase, IHostedService
             {
                 Mediator.Publish(new NotificationMessage("Abnormal Log Level",
                     $"Your log level is set to '{_mareConfigService.Current.LogLevel}' which is not recommended for normal usage. Set it to '{LogLevel.Information}' in \"Mare Settings -> Debug\" unless instructed otherwise.",
-                    Dalamud.Interface.Internal.Notifications.NotificationType.Error, 15000));
+                    Dalamud.Interface.Internal.Notifications.NotificationType.Error, TimeSpan.FromSeconds(15000)));
             }
 #endif
         }