Pass custom CephConfigPath parameter to ceph-nfs role

This is necessary for the systemd service to mount the correct
location on the host

Depends-On: I12155b4a88b811d701f9fb6d1506b5592b58767b
Change-Id: Ib29585696be5d46f88731541a3333851deebd663
(cherry picked from commit 7150a74)

deployment/cephadm/ceph-nfs.yaml

@@ -40,6 +40,11 @@ parameters:
     type: json
     description: Extra config settings to dump into idmap.conf
     default: {}
+  CephConfigPath:
+    type: string
+    default: "/var/lib/tripleo-config/ceph"
+    description: |
+      The path where the Ceph Cluster config files are stored on the host.
 
 resources:
   CephBase:
@@ -123,6 +128,7 @@ outputs:
               - name: set tripleo-ansible group vars
                 set_fact:
                   ceph_nfs_vars:
+                    tripleo_ceph_client_config_home: {get_param: CephConfigPath}
                     tripleo_cephadm_ceph_nfs_bind_addr: {get_param: [EndpointMap, GaneshaInternal, host_nobrackets]}
                     tripleo_cephadm_ceph_nfs_enable_service: false
                     tripleo_cephadm_ceph_nfs_use_pacemaker: true