Add possibility to manage file permissions of config files

Fixes-bug: PROD-36558
Change-Id: Ie65b7749b0cbeb1df660192f7f82822eb1014ff1
diff --git a/metadata/service/server/cluster.yml b/metadata/service/server/cluster.yml
index 72a6ed9..9bf6fe7 100644
--- a/metadata/service/server/cluster.yml
+++ b/metadata/service/server/cluster.yml
@@ -2,6 +2,7 @@
 - designate
 classes:
 - service.designate.support
+- service.designate.file_permissions
 parameters:
   _param:
     openstack_log_appender: false
diff --git a/metadata/service/server/single.yml b/metadata/service/server/single.yml
index ace7f3b..5ff54ce 100644
--- a/metadata/service/server/single.yml
+++ b/metadata/service/server/single.yml
@@ -2,6 +2,7 @@
 - designate
 classes:
 - service.designate.support
+- service.designate.file_permissions
 parameters:
   _param:
     openstack_log_appender: false