Replace 3.0.0 version of asfvolt16 and asgvolt64 OLT debian packages with 3.1.0 version of the package.

Change-Id: I4c72f6a0182d0ac9b0531b8780a4e3194a2e637c
diff --git a/deployment-configs/onf-demo-pod-gpon-DT.yaml b/deployment-configs/onf-demo-pod-gpon-DT.yaml
index e278a92..872582e 100644
--- a/deployment-configs/onf-demo-pod-gpon-DT.yaml
+++ b/deployment-configs/onf-demo-pod-gpon-DT.yaml
@@ -50,7 +50,7 @@
       fortygig: True
       aggPort: 9
       serial: EC1912001818
-      oltDebVersion: openolt_asgvolt64-2.4.9-dev-d4aeca5a2094f7dc7c519913ab1558348c546dab.deb
+      oltDebVersion: openolt_asgvolt64-3.1.0-812c1126ece038da5c40d0830a09cb67ca36ea07.deb
       oltDebVersion23: openolt_asgvolt64-2.4.9-dev-d4aeca5a2094f7dc7c519913ab1558348c546dab.deb
 
   hosts: