reject agreement only if both ends are managed

the creation or deletion of a replication agreemet is rejected if the
servers are managed for the suffix. But bot endpoints need to checked

Reviewed-By: Thierry Bordaz <tbordaz@redhat.com>

daemons/ipa-slapi-plugins/topology/topology_util.c

@@ -1042,7 +1042,8 @@ ipa_topo_util_target_is_managed(Slapi_Entry *e)
     repl_root = slapi_entry_attr_get_charptr(e,"nsDS5ReplicaRoot");
     replica = ipa_topo_cfg_replica_find(repl_root,1);
     if (targethost && replica &&
-        ipa_topo_cfg_host_find(replica, targethost, 1)) {
+        ipa_topo_cfg_host_find(replica, targethost, 1) &&
+        ipa_topo_cfg_host_find(replica, ipa_topo_get_plugin_hostname(), 1)) {
         ret = 1;
     }
     slapi_ch_free_string(&targethost);