Fix the code based on vnaas API docs

Change-Id: I24c6ddfdccd4746dda575628b8e4c300cae06a6f
diff --git a/global/config-samples/ecord-global-config.json b/global/config-samples/ecord-global-config.json
index cd6b082..156c23a 100644
--- a/global/config-samples/ecord-global-config.json
+++ b/global/config-samples/ecord-global-config.json
@@ -5,7 +5,7 @@
         "username" : "xosadmin@opencord.org",
         "password" : "0Ui8QNJNCdXrjjLpF1U6",
         "address" : "127.0.0.1",
-        "resource" : "/xosapi/v1/metronet/usernetworkinterfaces/"
+        "resource" : "/xosapi/v1/vnaas/usernetworkinterfaces/"
       }
     },
     "org.opencord.ce.global.channel.http" : {