Suppress false positive CodeQL warning on LocalOrchestrationService (#1348)

* Suppress CodeQL warnings for LocalOrchestrationService regarding serialization security in in-proc testing context

Co-authored-by: Copilot <copilot@github.com>

* Fix suppression syntax

Co-authored-by: Copilot <copilot@github.com>

---------

Co-authored-by: Copilot <copilot@github.com>

Author: AnatoliB

src/DurableTask.Emulator/LocalOrchestrationService.cs

@@ -54,6 +54,8 @@ public class LocalOrchestrationService : IOrchestrationService, IOrchestrationSe
         readonly object timerLock = new object();
 
         readonly ConcurrentDictionary<string, TaskCompletionSource<OrchestrationState>> orchestrationWaiters;
+
+        // CodeQL [SM02211] False positive: in-proc test-only emulator; bytes stay in-memory and never cross a trust boundary.
         static readonly JsonSerializerSettings StateJsonSettings = new JsonSerializerSettings { TypeNameHandling = TypeNameHandling.Auto };
 
         /// <summary>