chore: fix phpstan errors

src/Service/NewsletterManager.php

@@ -69,7 +69,7 @@ class NewsletterManager
             ];
             $this->mailer->createAndSendEmail($context, $options);
         } catch (\Throwable $exception) {
-            if (true === $wasExisting && null !== $previousTokenHash && null !== $previousExpiresAt) {
+            if (true === $wasExisting) {
                 $pendingConfirmation->refreshRequest($previousTokenHash, $previousExpiresAt);
             } else {
                 $this->entityManager->remove($pendingConfirmation);