Add track chairs mailing list

Dedicate to the coordination of track chairs committee.

Change-Id: Ic6f1cffd87b9c60aa13303709a0475820f459bdb

modules/openstack_project/manifests/lists.pp

@@ -102,6 +102,15 @@ class openstack_project::lists(
     mailserver  => $listdomain,
   }
 
+  maillist { 'openstack-track-chairs':
+    ensure      => present,
+    admin       => 'claire@openstack.org',
+    password    => $listpassword,
+    description => 'Coordination of tracks at OpenStack Summits',
+    webserver   => $listdomain,
+    mailserver  => $listdomain,
+  }
+
   maillist { 'openstack-sos':
     ensure      => present,
     admin       => 'dms@danplanet.com',