Clean and update event

src/Managing.Application.Tests/AgentGrainTests.cs

@@ -51,7 +51,7 @@ public class AgentGrainTests
         var updateEvent = new AgentSummaryUpdateEvent
         {
             BotId = botId,
-            EventType = AgentSummaryEventType.PositionOpened,
+            EventType = NotificationEventType.PositionOpened,
             Timestamp = DateTime.UtcNow
         };
 
@@ -76,7 +76,7 @@ public class AgentGrainTests
         var updateEvent = new AgentSummaryUpdateEvent
         {
             BotId = Guid.NewGuid(), // Different bot ID
-            EventType = AgentSummaryEventType.PositionOpened,
+            EventType = NotificationEventType.PositionOpened,
             Timestamp = DateTime.UtcNow
         };