Use useIpv6ND instead of ipv6NeighborDiscovery when enabling ND

Change-Id: Ia72ae9daed2e1d5d164be6d01fba68c05c6e9b07
diff --git a/TestON/tests/CHOTestMonkey/CHOTestMonkey.py b/TestON/tests/CHOTestMonkey/CHOTestMonkey.py
index a9e6d0f..ec64601 100644
--- a/TestON/tests/CHOTestMonkey/CHOTestMonkey.py
+++ b/TestON/tests/CHOTestMonkey/CHOTestMonkey.py
@@ -201,7 +201,7 @@
                                                            "true" )
             time.sleep( setIPv6CfgSleep )
             cfgResult2 = main.controllers[ 0 ].CLI.setCfg( "org.onosproject.provider.host.impl.HostLocationProvider",
-                                                           "ipv6NeighborDiscovery",
+                                                           "useIpv6ND",
                                                            "true" )
         else:
             main.log.info( "Skipped setting IPv6 cfg parameters as it is disabled in params file" )