feat: upgrade phpunit to 12.5

tests/Form/Service/ParticipantFieldOptionsProviderSkiPassAvailabilityTest.php

@@ -30,13 +30,13 @@ class ParticipantFieldOptionsProviderSkiPassAvailabilityTest extends TestCase
 
     protected function setUp(): void
     {
-        $translator = $this->createMock(TranslatorInterface::class);
+        $translator = $this->createStub(TranslatorInterface::class);
         $translator->method('trans')->willReturnArgument(0);
 
         $this->provider = new ParticipantFieldOptionsProvider(
             new ServiceAvailabilityCalculator(),
-            $this->createMock(InsuranceManager::class),
-            $this->createMock(BookingPriceCalculator::class),
+            $this->createStub(InsuranceManager::class),
+            $this->createStub(BookingPriceCalculator::class),
             new ServiceLabelFormatter(),
             $translator
         );