message notes no longer show seen notes in chat (#23271)

Fix chat messages

Content.Server/Administration/Notes/AdminNotesSystem.cs

@@ -83,9 +83,10 @@ public sealed class AdminNotesSystem : EntitySystem, IPostInjectInit
                 var ui = new AdminMessageEui();
                 _euis.OpenEui(ui, e.Session);
                 ui.SetMessage(message);
+				
+				// Only send the message if they haven't seen it yet
+				_chat.DispatchServerMessage(e.Session, messageString);
             }
-            // Send the message anyway
-            _chat.DispatchServerMessage(e.Session, messageString);
         }
     }