gnbsim & sub-privision helm changes

Update simapp image
Update helm chart to provide default key, opc,

Change-Id: Ibed5ece059667a3a96b995473752a93b8a7dd010
diff --git a/omec-sub-provision/values.yaml b/omec-sub-provision/values.yaml
index 268e234..53156d9 100644
--- a/omec-sub-provision/values.yaml
+++ b/omec-sub-provision/values.yaml
@@ -6,7 +6,7 @@
   repository: "" #default docker hub
   tags:
     init: omecproject/pod-init:1.0.0
-    simapp: omecproject/simapp:main-2a3d85f
+    simapp: omecproject/simapp:main-9545c5e
   pullPolicy: IfNotPresent
 
 resources: