Enable/disable omec-user-plane install

Change-Id: I55bb4ea6258941ee2b05a93e63ec83c5bf7fc10c
diff --git a/sdcore-helm-charts/values.yaml b/sdcore-helm-charts/values.yaml
index f907d87..5c8f210 100644
--- a/sdcore-helm-charts/values.yaml
+++ b/sdcore-helm-charts/values.yaml
@@ -26,6 +26,7 @@
       deploy: true
 
 omec-user-plane:
+  enable: true
   images:
     tags:
       #4G/5G user plane images
@@ -40,6 +41,7 @@
             hostname: "upf"
 
 omec-sub-provision:
+  enable: true
   images:
     tags:
       simapp: registry.aetherproject.org/omecproject/simapp:main-aa6dae9