fix nfs_configurations bug

Author: bertiethorpe

ansible/roles/compute_init/files/compute-init.yml

@@ -119,7 +119,6 @@
         recursive: yes
 
     - name: Unmount /mnt/cluster after sync
-      become_user: slurm
       mount:
         path: /mnt/cluster
         state: unmounted

environments/.stackhpc/inventory/group_vars/all/nfs.yml

@@ -24,10 +24,6 @@ nfs_configurations:
     # NB: this is stackhpc.nfs role defaults but are set here to prevent being
     # accidently overriden via default options
     nfs_export_options: 'rw,secure,root_squash'
-    # prevent non-cluster IPs mounting the share:
-    # NB: this is set as default for all shares above but is repeated here
-    # in case nfs_export_clients is overriden
-    nfs_export_clients: "{{ _nfs_node_ips }}"
 
   - comment: Export /exports/cluster from Slurm control node
     nfs_enable: