update log message

Author: KirillKurdyukov

src/Ydb.Sdk/src/Services/Topic/Reader/Reader.cs

@@ -557,16 +557,22 @@ protected override MessageFromClient GetSendUpdateTokenRequest(string token)
 
     public override async ValueTask DisposeAsync()
     {
+        Logger.LogInformation("ReaderSession[{SessionId}]: start dispose process", SessionId);
+        
         _channelFromClientMessageSending.Writer.Complete();
 
         try
         {
             await _runProcessingStreamRequest;
             await Stream.RequestStreamComplete();
             await _runProcessingStreamResponse; // waiting all ack's commits
-            
+
             _lifecycleReaderSessionCts.Cancel();
         }
+        catch (Exception e)
+        {
+            Logger.LogError(e, "ReaderSession[{SessionId}]: error on disposing", SessionId);
+        }
         finally
         {
             Stream.Dispose();

src/Ydb.Sdk/src/Services/Topic/Writer/Writer.cs

@@ -596,7 +596,7 @@ protected override MessageFromClient GetSendUpdateTokenRequest(string token)
 
     public override async ValueTask DisposeAsync()
     {
-        Logger.LogInformation("TopicSession[{SessionId}] is being deleted", SessionId);
+        Logger.LogInformation("WriterSession[{SessionId}]: start dispose process", SessionId);
 
         await Stream.RequestStreamComplete();