Look into file revisions

[johnguirgis]

• Check if we can get revisions for file entities like we do for media
• If so, add these revisions to the bag See: https://www.drupal.org/project/files_version https://www.drupal.org/project/file_management/issues/3001960 https://www.drupal.org/project/file_entity_revisions

[johnguirgis]

There's no support for file versioning in Drupal 9 as of now