Revert "Issue #3404732 by TomSaw: Simplenews node issue should be rendered in...

Revert "Issue #3404732 by TomSaw: Simplenews node issue should be rendered in Subcribers preffered language"

This reverts commit 1d6a54ea.

src/Plugin/EmailBuilder/SimplenewsNewsletterEmailBuilder.php

@@ -74,7 +74,8 @@ class SimplenewsNewsletterEmailBuilder extends SimplenewsEmailBuilderBase {
    */
   public function build(EmailInterface $email) {
     parent::build($email);
-    $email->addTextHeader('Precedence', 'bulk')
+    $email->setBodyEntity($email->getParam('issue'), 'email_html')
+      ->addTextHeader('Precedence', 'bulk')
       ->setVariable('opt_out_hidden', !$email->getEntity()->isAccessible());
 
     // @todo Create SubscriberInterface::getUnsubscriberUrl().
@@ -83,15 +84,6 @@ class SimplenewsNewsletterEmailBuilder extends SimplenewsEmailBuilderBase {
     }
   }
 
-  /**
-   * {@inheritdoc}
-   */
-  public function preRender(EmailInterface $email) {
-    // The preRender-phase is aware of Subscribers preffered language.
-    // By setting the body here, we get the right language!
-    $email->setBodyEntity($email->getParam('issue'), 'email_html');
-  }
-
   /**
    * {@inheritdoc}
    */