Fix backup path add ceph backup

Change-Id: I70193e0157d715250589a7030782282c16c69eb0
diff --git a/classes/cluster/virtual-mcp-pike-dvr-ceph-rgw/infra/backup/client_common.yml b/classes/cluster/virtual-mcp-pike-dvr-ceph-rgw/infra/backup/client_common.yml
index 79b8f6b..251162c 100644
--- a/classes/cluster/virtual-mcp-pike-dvr-ceph-rgw/infra/backup/client_common.yml
+++ b/classes/cluster/virtual-mcp-pike-dvr-ceph-rgw/infra/backup/client_common.yml
@@ -36,5 +36,5 @@
   backupninja:
     client:
       target:
-        home_dir: /srv/volumes/backup/backupninja
+        home_dir: /srv/glusterfs/backup/backupninja
         engine_opts: "-av --delete --recursive --safe-links"