[REF] Activate fetchAll function in DataObject file

[seamuslee001]

This depends on civicrm/civicrm-core#16198 to work

ping @eileenmcnaughton

[civibot]

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[seamuslee001]

Error is

PHP Warning:  Declaration of CRM_Core_DAO::fetchAll() should be compatible with DB_DataObject::fetchAll($k = false, $v = false, $method = false) in /home/jenkins/bknix-dfl/build/pkg-281-4c2cn/web/sites/all/modules/civicrm/CRM/Core/DAO.php on line 33
PHP Stack trace:
PHP   1. {main}() /home/jenkins/bknix-dfl/build/pkg-281-4c2cn/web/sites/all/modules/civicrm/xml/GenCode.php:0

This PR civicrm/civicrm-core#16198 fixes it

[seamuslee001]

Jenkins re test this please

[seamuslee001]

@eileenmcnaughton should this be considered MOP now?

[eileenmcnaughton]

yes

[seamuslee001]

Test fail unrelated