fix wildcard expansion address some pr comments Move ldap attribute expansion lists to constants As per: https://github.com/nitnelave/lldap/pull/164#discussion_r867348971 lldap *+ expansion: remove unneccesary cloning https://github.com/nitnelave/lldap/pull/164#discussion_r867349805 ldap attribute wildcard handling: remove duplicated wildcards https://github.com/nitnelave/lldap/pull/164#issuecomment-1120211031 ldap wildcard expansion: refactor ldap attribute handlers: handle '+' by ignoring, '*' and unmatched by warning and ignoring attribute wildcard expansion: refactor, don't remove '+'