Add ticker to the UserStrategies list and set debit credit to 1 for backtest

src/Managing.Application/Backtests/Backtester.cs

@@ -80,7 +80,7 @@ namespace Managing.Application.Backtests
             {
                 try
                 {
-                    creditRequestId = await _kaigenService.DebitUserCreditsAsync(user, 3);
+                    creditRequestId = await _kaigenService.DebitUserCreditsAsync(user, 1);
                     _logger.LogInformation(
                         "Successfully debited credits for user {UserName} with request ID {RequestId}",
                         user.Name, creditRequestId);