optimize checkForInactiveStreams logic

Emby.Server.Implementations/Session/SessionManager.cs

@@ -625,15 +625,10 @@ namespace Emby.Server.Implementations.Session
 
         private async void CheckForInactiveSteams(object state)
         {
-            var pausedSessions = Sessions.Where(i =>
+            var inactiveSessions = Sessions.Where(i =>
                     i.NowPlayingItem is not null
                     && i.PlayState.IsPaused
-                    && i.LastPausedDate is not null)
-                .ToList();
-
-            if (pausedSessions.Count > 0)
-            {
-                var inactiveSessions = pausedSessions.Where(i => (DateTime.UtcNow - i.LastPausedDate).Value.TotalMinutes > _config.Configuration.InactiveSessionThreshold).ToList();
+                    && (DateTime.UtcNow - i.LastPausedDate).Value.TotalMinutes > _config.Configuration.InactiveSessionThreshold);
 
             foreach (var session in inactiveSessions)
             {
@@ -657,11 +652,10 @@ namespace Emby.Server.Implementations.Session
                     _logger.LogDebug(ex, "Error calling SendPlaystateCommand for stopping inactive session {Session}.", session.Id);
                 }
             }
-            }
 
-            var playingSessions = Sessions.Where(i => i.NowPlayingItem is not null)
-                .ToList();
-            if (playingSessions.Count == 0)
+            bool playingSessions = Sessions.Any(i => i.NowPlayingItem is not null);
+
+            if (!playingSessions)
             {
                 StopInactiveCheckTimer();
             }