fix spacing

Author: kay-kim

source/includes/options-conf.yaml

@@ -624,10 +624,10 @@ description: |
 
   This option is available only in MongoDB Enterprise.
 
-   .. important:: Ensure that your driver supports alternate service names.
-      For :program:`mongo` shell and other MongoDB tools to connect to the
-      new :setting:`~security.sasl.serviceName`, see the
-      ``gssapiServiceName`` option.
+  .. important:: Ensure that your driver supports alternate service names.
+     For :program:`mongo` shell and other MongoDB tools to connect to the
+     new :setting:`~security.sasl.serviceName`, see the
+     ``gssapiServiceName`` option.
 ---
 program: conf
 name: security.sasl.saslauthdSocketPath