Revert "SEBA-357: remove deprecated uplink field"

This reverts commit 97cdd04bd3bbda4e7a4d46a1c3eaa6433e3581c1.

Change-Id: I1b50ca5e4c6de6298b6c1f10adde1006ef4f52b3
diff --git a/tosca-configs/rcord-topdown/flex-pod1-olt-olt.yaml b/tosca-configs/rcord-topdown/flex-pod1-olt-olt.yaml
index a5d260e..19e8d27 100755
--- a/tosca-configs/rcord-topdown/flex-pod1-olt-olt.yaml
+++ b/tosca-configs/rcord-topdown/flex-pod1-olt-olt.yaml
@@ -40,6 +40,7 @@
         switch_datapath_id: of:0000cc37ab5b6da8
         switch_port: "7"
         outer_tpid: "0x8100"
+        uplink: "65536"
       requirements:
         - volt_service:
             node: service#volt