Upgrading kubernetes API

Change-Id: I279db986e2dab1ebcb5b48b4195363af395c8de3
diff --git a/ponsimv2/templates/olt.yaml b/ponsimv2/templates/olt.yaml
index fc0a50d..4c675ab 100644
--- a/ponsimv2/templates/olt.yaml
+++ b/ponsimv2/templates/olt.yaml
@@ -30,7 +30,7 @@
   selector:
     olt: olt{{ $i }}
 ---
-apiVersion: apps/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: olt{{ $i }}