RequestSmsRecipientExport PSR-4 issue

Deprecation Notice: Class SendinBlue\Client\Model\RequestSmsRecipientExport located in /vendor/sendinblue/api-v3-sdk/lib/Model/RequestSMSRecipientExport.php does not comply with psr-4 autoloading standard. It will not autoload anymore in Composer v2.0.

File name should match class name. SMS != Sms