Log Message:
net/ruby-net-ldap: update to 0.17.0

Net::LDAP 0.17.0 (2020-11-30)

* Added private recursive_delete as alternative to DELETE_TREE #268
* Test suite updates #373 #376 #377
* Use Base64.strict_encode64 and SSHA256 #303
* Remove deprecated ConnectionRefusedError #366
* Added method to get a duplicate of the internal Hash #286
* remove a circular require #380
* fix LdapServerAsnSyntax compile #379
* Implement '==' operator for entries #381
* fix for undefined method for write exception #383