Laravel 8 support with guzzlehttp/guzzle 7.x

[nasatome]

in clean Laravel Framework 8.32.1 with PHP 7.4 i get the following error

cloudmersive/cloudmersive_validate_api_client[1.7.0, ..., 1.7.2] require guzzlehttp/guzzle ^6.2 -> found guzzlehttp/guzzle[6.2.0, ..., 6.5.x-dev] but it conflicts with your root composer.json require (^7.0.1).