minor simplification

Change-Id: Iad908728d63b0dcf3bef0a76c9d2fa3c892bf986
diff --git a/dbaccess/qa/complex/dbaccess/RowSet.java b/dbaccess/qa/complex/dbaccess/RowSet.java
index 2763ac3..156776a 100644
--- a/dbaccess/qa/complex/dbaccess/RowSet.java
+++ b/dbaccess/qa/complex/dbaccess/RowSet.java
@@ -104,8 +104,7 @@ public class RowSet extends TestCase
            {
                synchronized (failedResultSetMovementStressGuard) {
                    failedResultSetMovementStressMessages
                        = failedResultSetMovementStressMessages
                        + "ResultSetMovementStress(" + m_id + ") failed at i="
                        += "ResultSetMovementStress(" + m_id + ") failed at i="
                        + i + ": " + e + "\n";
                }
            }