Implicitly marking parameter as nullable is deprecated, the explicit nullable type must be used instead

[kirtigarg2584]

/acquia/http-hmac-php/src/RequestSigner.php:65
Acquia\Hmac\RequestSigner::getTimestampedRequest(): Implicitly marking parameter $date as nullable is deprecated, the explicit nullable type must be used instead

acquia/http-hmac-php/src/AuthorizationHeaderBuilder.php:80
Acquia\Hmac\AuthorizationHeaderBuilder::__construct(): Implicitly marking parameter $digest as nullable is deprecated, the explicit nullable type must be used instead

acquia/http-hmac-php/src/ResponseSigner.php:43
Acquia\Hmac\ResponseSigner::__construct(): Implicitly marking parameter $digest as nullable is deprecated, the explicit nullable type must be used instead