Use 65536 for olt uplink on Flex POD

Change-Id: I5f34582f1be205430e439715e228857a233ac438
diff --git a/tosca-configs/att-workflow/flex-pod1-olt-olt.yaml b/tosca-configs/att-workflow/flex-pod1-olt-olt.yaml
index 79afe17..0a27c2b 100755
--- a/tosca-configs/att-workflow/flex-pod1-olt-olt.yaml
+++ b/tosca-configs/att-workflow/flex-pod1-olt-olt.yaml
@@ -39,7 +39,7 @@
         switch_datapath_id: of:0000cc37ab5b6da8
         switch_port: "7"
         outer_tpid: "0x8100"
-        uplink: "128"
+        uplink: "65536"
         nas_id: "NAS_ID"
       requirements:
         - volt_service: