Add role to the playbook to create a base-compute image

ansible/node-compute.yml

@@ -3,4 +3,5 @@
   hosts: default
   become: true
   roles:
+    - { name: 'cheaha.node', tags: 'cheaha.node' }
     - { name: 'pam_slurm_adopt', tags: 'pam_slurm_adopt' }