Adding settings to default section

The patch adds transport_url and other parameters to DEFAULT
section in keystone.conf file otherwise keystone bootstrap
manager stuck.

Change-Id: Iac9f66fc990d0c7f92335dcb630d8ae67d4ccc34
diff --git a/keystone/files/queens/keystone.conf.Debian b/keystone/files/queens/keystone.conf.Debian
index 2801bf6..9b599ea 100644
--- a/keystone/files/queens/keystone.conf.Debian
+++ b/keystone/files/queens/keystone.conf.Debian
@@ -164,6 +164,11 @@
 {%- include "oslo_templates/files/queens/oslo/_log.conf" %}
 {%- endif %}
 
+{%- if server.notification %}
+{%- set _data = server.message_queue %}
+{%- include "oslo_templates/files/queens/oslo/messaging/_default.conf" %}
+{%- endif %}
+
 [application_credential]
 
 #