Fix phpstan errors

modules/opd_daily_emails/src/DailyEmailNodeRepository.php

@@ -27,7 +27,7 @@ final class DailyEmailNodeRepository implements DailyEmailRepositoryInterface {
 
     $nodeIds = $query->execute();
 
-    /** @var NodeInterface[] */
+    /** @var DailyEmail[] */
     $nodes = $nodeStorage->loadMultiple($nodeIds);
 
     return DailyEmails::fromEmails($nodes);

modules/opd_daily_emails/src/DailyEmails.php

@@ -17,12 +17,15 @@ final class DailyEmails implements \Countable {
     return array_values($this->emails)[0];
   }
 
+  /**
+   * @param DailyEmail[] $emails
+   */
   public static function fromEmails(array $emails): self {
     return new self($emails);
   }
 
   /**
-   * @param array<positive-int, NodeInterface> $emails
+   * @param array<positive-int, DailyEmail> $emails
    */
   private function __construct(
     private array $emails,

modules/opd_daily_emails/tests/src/Functional/CallToActionTest.php

@@ -36,8 +36,12 @@ final class CallToActionTest extends ExistingSiteBase {
     $email->set('title', 'Updated');
     $email->save();
 
+    $value = $email->get('field_daily_email_cta')->getValue();
+    assert(is_array($value));
+    assert(isset($value[0]['target_id']));
+
     $this->assertSame(
-      actual: $email->get('field_daily_email_cta')->getValue()[0]['target_id'],
+      actual: $value[0]['target_id'],
       expected: $cta->id(),
     );
   }

modules/opd_daily_emails/tests/src/Functional/DailyEmailTokenTest.php

@@ -23,17 +23,17 @@ class DailyEmailTokenTest extends BrowserTestBase {
   public function test_the_token_returns_the_number_of_published_daily_emails(): void {
     $this->createDailyEmailNode(
       isPublished: TRUE,
-      title: $this->randomString(),
+      title: 'a',
     );
 
     $this->createDailyEmailNode(
       isPublished: FALSE,
-      title: $this->randomString(),
+      title: 'b',
     );
 
     $this->createDailyEmailNode(
       isPublished: TRUE,
-      title: $this->randomString(),
+      title: 'c',
     );
 
     $this->assertToken(