Fixed MANTIS-4033 (Error on PHP 7.4 when viewing usergroups)

        $s_max_rows = cns_get_group_members_raw_count($id, false, false, false);

        $d_max_rows = cns_may_control_group($id, get_member()) ? cns_get_group_members_raw_count($id, false, true, false) : 0;

        foreach ($_secondary_members as $secondary_member) {

            if (!cns_may_control_group($id, get_member())) {

                // Update to consistent map format, as we use it here

                $secondary_member = array('gm_member_id' => $secondary_member, 'gm_validated' => 1);

            }

            if ($this->filter_out($GLOBALS['FORUM_DRIVER']->get_member_row($secondary_member['gm_member_id']))) {

                continue;

            }