Add docker images list for offline

  * Drop images OSS:
    name: security-monkey-api
    name: security-monkey-scheduler
    name: janitor-monkey
    name: rundeck
    name: devops-portal
    name: pushkin
    name: mongo

Related: PROD-26226 (PROD:26226)
Related: PROD-25378 (PROD:25378)

Change-Id: Id659425f92983881f97d45c95b9dd8880a1b6ad9
diff --git a/defaults/init.yml b/defaults/init.yml
index 9b2b6cf..fcfc064 100644
--- a/defaults/init.yml
+++ b/defaults/init.yml
@@ -42,3 +42,5 @@
     # Make sure this global variable is defined everywhere, where used it is already set on cluster level
     cluster_public_host: '127.0.0.1'
     single_address: '127.0.0.1'
+    # Stub parameter, to render target local_registry_mirror_image_list
+    local_docker_client_registry_target_registry: "apt:5000"