removed Nette\SmartObject

Author: dg

src/Mail/DkimSigner.php

@@ -14,8 +14,6 @@
 
 class DkimSigner implements Signer
 {
-	use Nette\SmartObject;
-
 	private const DefaultSignHeaders = [
 		'From',
 		'To',

src/Mail/FallbackMailer.php

@@ -14,8 +14,6 @@
 
 class FallbackMailer implements Mailer
 {
-	use Nette\SmartObject;
-
 	/** @var callable[]  function (FallbackMailer $sender, SendException $e, Mailer $mailer, Message $mail): void */
 	public array $onFailure = [];
 

src/Mail/SendmailMailer.php

@@ -17,8 +17,6 @@
  */
 class SendmailMailer implements Mailer
 {
-	use Nette\SmartObject;
-
 	public ?string $commandArgs = null;
 	private ?Signer $signer = null;
 

src/Mail/SmtpMailer.php

@@ -9,16 +9,12 @@
 
 namespace Nette\Mail;
 
-use Nette;
-
 
 /**
  * Sends emails via the SMTP server.
  */
 class SmtpMailer implements Mailer
 {
-	use Nette\SmartObject;
-
 	public const
 		EncryptionSSL = 'ssl',
 		EncryptionTLS = 'tls';