mod_netconf: edit-config with TESTOPT

call edit-config with NC_EDIT_TESTOPT_TESTSET option
diff --git a/src/mod_netconf.c b/src/mod_netconf.c
index 0abff31..bb56fc2 100644
--- a/src/mod_netconf.c
+++ b/src/mod_netconf.c
@@ -1263,7 +1263,7 @@
 		return create_error("Invalid config data parameter.");
 	}
 
-	if (netconf_editconfig(server, session_key, ds_type_t, defop_type, erropt_type, NC_EDIT_TESTOPT_NOTSET, config) != EXIT_SUCCESS) {
+	if (netconf_editconfig(server, session_key, ds_type_t, defop_type, erropt_type, NC_EDIT_TESTOPT_TESTSET, config) != EXIT_SUCCESS) {
 		if (err_reply == NULL) {
 			reply = create_error("Edit-config failed.");
 		} else {