updating flex-ocp pod toscas

Change-Id: I7c3f5ced6178ae719cc7439b87855f30696e14af
diff --git a/tosca-configs/att-workflow/flex-ocp-cord-voltha-master-fabric.yaml b/tosca-configs/att-workflow/flex-ocp-cord-voltha-master-fabric.yaml
index dd1d59e..d08727c 100755
--- a/tosca-configs/att-workflow/flex-ocp-cord-voltha-master-fabric.yaml
+++ b/tosca-configs/att-workflow/flex-ocp-cord-voltha-master-fabric.yaml
@@ -56,7 +56,7 @@
     port#bng_port:
       type: tosca.nodes.SwitchPort
       properties:
-        portId: 8
+        portId: 3
       requirements:
         - switch:
             node: switch#leaf_1