Fix details doc format error

This error was caused because of rst format.

pls see:
https://github.com/openstack/python-watcherclient/blob/master/doc/source/cli/details.rst

This patch solved this error.

Change-Id: I756d2f6327349c36e4523513a2ac84ad91f7785f

doc/source/cli/details.rst

@@ -620,8 +620,12 @@ Create new audit template.
 ``--scope <path>``
   Part of the cluster on which an audit will be done.
   Can be provided either in yaml or json file.
+
 YAML example:
-  ---- host_aggregates:
+::
+
+  ---
+  - host_aggregates:
     - id: 1
     - id: 2
     - id: 3
@@ -636,7 +640,10 @@ Create new audit template.
       - name: compute1
 
 JSON example:
-  [{'host_aggregates': [
+::
+
+    [
+        {'host_aggregates': [
             {'id': 1},
             {'id': 2},
             {'id': 3}]},
@@ -646,12 +653,10 @@ Create new audit template.
         {'exclude': [
             {'instances': [
                 {'uuid': 'UUID1'},
-  {'uuid': 'UUID2'}
+                {'uuid': 'UUID2'}]},
-  ]},
             {'compute_nodes': [
-  {'name': 'compute1'}
+                {'name': 'compute1'}]}]}
-  ]}
+    ]
-  ]}]
 
 .. _watcher_audittemplate_delete: