Fix openssh for nodes

Change-Id: Ia16989582f46b784d5f2549b8ee9bb41299a449f
diff --git "a/\173\173 cookiecutter._env_name \175\175/overrides.yml" "b/\173\173 cookiecutter._env_name \175\175/overrides.yml"
index 0e476cf..41274c4 100644
--- "a/\173\173 cookiecutter._env_name \175\175/overrides.yml"
+++ "b/\173\173 cookiecutter._env_name \175\175/overrides.yml"
@@ -28,8 +28,14 @@
         interval: 18000
         count: 0
     client:
+      enabled: true
       user:
         root:
+          enabled: true
+          user: ${linux:system:user:root}
+          private_key:
+            key: ${_param:root_private_key}
+            type: rsa
           config:
             '*':
               alive: