update hook_civicrm_export signature
Created by: MegaphoneJon
See https://github.com/civicrm/civicrm-core/pull/15302. Closes #670 (closed).
Created by: MegaphoneJon
See https://github.com/civicrm/civicrm-core/pull/15302. Closes #670 (closed).
Created by: seamuslee001
Thanks @MegaphoneJon just made a minor tweak to this so that it reflects the proper state of the hook, Maybe we shouldn't merge this until 5.19 goes out
Merged with release of 5.19.