Change the subscriber UNI port to pon1_128 with ponsim as that's the subscriber interface for cord-tester

Change-Id: I379729ea69af39724afa0b3fec4c0f14851387d5
diff --git a/src/test/setup/olt_config_ponsim.json b/src/test/setup/olt_config_ponsim.json
index 6362286..1bdc9fa 100644
--- a/src/test/setup/olt_config_ponsim.json
+++ b/src/test/setup/olt_config_ponsim.json
@@ -1,7 +1,7 @@
 { "olt" : false,
   "uplink" : 2,
   "vlan" : 0,
-  "port_map" : { "ports": [ "veth0", "veth2", "veth4", "veth6", "veth8", "veth10", "veth12", "veth14", "veth16", "veth18", "veth20", "veth22" ], "start_vlan" : 0, "host": "ponmgmt" },
+  "port_map" : { "ports": [ "veth0", "veth2", "veth4", "veth6", "veth8", "veth10", "veth12", "veth14", "veth16", "veth18", "veth20", "veth22" ], "start_vlan" : 0, "host": "pon1_128" },
   "vcpe" :
   [
         {