Move image back to default in the playbook and clean up another duplicate.

tasks/transient_cloud_new.yml

@@ -8,11 +8,9 @@
 - name: spin UP VM using nova_compute
   sudo: False
   local_action:
-      image: "{{ centos70_x86_64 }}"
       instance_type: "{{ instance_type }}"
       security_groups: web-80-anywhere-transient,web-443-anywhere-transient,ssh-anywhere-transient,default
       region: nova
-      image_id: "{{ image|image_name_to_id('admin', ADMIN_PASS, inventory_tenant, os_auth_url) }}"
       nics:
       - net-id: "28db7265-fb78-4937-bfe3-9c8a9b959c30"
       name: "{{ name }}"