feat: cleanup reposync conf files

- add feature to /etc/reposync/conf.d to ensure the subfiles are cleaned
  up when they are not defined

site/profiles/manifests/reposync/syncer.pp

@@ -18,6 +18,9 @@ class profiles::reposync::syncer {
     owner   => 'root',
     group   => 'root',
     mode    => '0755',
+    purge   => true,
+    recurse => true,
+    force   => true,
   }
 
   # get a list of repos as a hash, and iterate through them