parametarize switch attributes

Change-Id: I8c35bcfe958d3e0383072a91564ca392acab0413
diff --git a/deployment-configs/flex-ocp-cord.yaml b/deployment-configs/flex-ocp-cord.yaml
index 0bb97f0..482dc4f 100644
--- a/deployment-configs/flex-ocp-cord.yaml
+++ b/deployment-configs/flex-ocp-cord.yaml
@@ -40,6 +40,7 @@
     pass: 'onl'
     bngPort: '3'
     oltPort: '10'
+    device_id: 'of:0000000000000001'
 
 olts:
   -