Upgrading 1.4.0 to 1.5.0 breaks support for facets 1.x

Thanks for reporting.
Related issues:
🐛 Form actions break for global search fields (v1.5) Fixed
🐛 Form actions break for global search fields (v2) Fixed
Fixed by reverting this:
🐛 Views exposed sort filters does not sort with facets Fixed

see new releases with the fix

https://www.drupal.org/project/facets_pretty_paths/releases/8.x-1.6 →
https://www.drupal.org/project/facets_pretty_paths/releases/2.0.0 →

The dependency on Drupal\facets\Event\UrlCreated still exists in 1.6 so i think the composer requirement should still be changed to "^2 || ^3".