[ONOS-6595] Allow TestOn to run with non-default username

Change-Id: Ia88e0435c81b39582ad3125ece5a60ea69b0e9db
diff --git a/TestON/tests/HA/HAstopNodes/HAstopNodes.py b/TestON/tests/HA/HAstopNodes/HAstopNodes.py
index 0ec3b5d..49fc278 100644
--- a/TestON/tests/HA/HAstopNodes/HAstopNodes.py
+++ b/TestON/tests/HA/HAstopNodes/HAstopNodes.py
@@ -115,7 +115,7 @@
         cellAppString = main.params[ 'ENV' ][ 'appString' ]
         main.ONOSbench.createCellFile( main.ONOSbench.ip_address, cellName,
                                        main.Mininet1.ip_address,
-                                       cellAppString, ipList )
+                                       cellAppString, ipList, main.ONOScli1.user_name )
         main.step( "Applying cell variable to environment" )
         cellResult = main.ONOSbench.setCell( cellName )
         verifyResult = main.ONOSbench.verifyCell()