chore: upgrade phpunit to 12.5

tests/Service/Season/SeasonTaskSynchronizerTest.php

@@ -12,7 +12,9 @@ use App\Entity\Upload;
 use App\Repository\SeasonTaskDocumentRepository;
 use App\Service\Season\SeasonTaskSynchronizer;
 use Doctrine\ORM\EntityManagerInterface;
+use PHPUnit\Framework\Attributes\AllowMockObjectsWithoutExpectations;
 use PHPUnit\Framework\MockObject\MockObject;
+use PHPUnit\Framework\MockObject\Stub;
 use PHPUnit\Framework\TestCase;
 
 /**
@@ -20,16 +22,17 @@ use PHPUnit\Framework\TestCase;
  * that is what is asserted: new entries appear on assignments that already exist, and rows of
  * an entry that was removed are left alone rather than deleted.
  */
+#[AllowMockObjectsWithoutExpectations]
 class SeasonTaskSynchronizerTest extends TestCase
 {
     private EntityManagerInterface&MockObject $entityManager;
-    private SeasonTaskDocumentRepository&MockObject $seasonTaskDocumentRepository;
+    private SeasonTaskDocumentRepository&Stub $seasonTaskDocumentRepository;
     private SeasonTaskSynchronizer $synchronizer;
 
     protected function setUp(): void
     {
         $this->entityManager = $this->createMock(EntityManagerInterface::class);
-        $this->seasonTaskDocumentRepository = $this->createMock(SeasonTaskDocumentRepository::class);
+        $this->seasonTaskDocumentRepository = $this->createStub(SeasonTaskDocumentRepository::class);
 
         $this->synchronizer = new SeasonTaskSynchronizer(
             $this->entityManager,