Change record status: 
Project: 
Introduced in branch: 
11.4.x
Introduced in version: 
11.4.0-alpha1
Description: 

This package was required by our composer.json file, but it was conflicting with egulias/email-validator on Drupal 9.3.

#see: https://www.drupal.org/project/swiftmailer/issues/3253429

This is changing the swiftmailer/swiftmailer to be resolved using 6.3.0 version and above.

Impacts: 
Module developers
Site templates, recipes and distribution developers