Merge branch '5.0' into 5.1

* 5.0:
  fix tests

Author: nicolas-grekas

.github/patch-types.php

@@ -30,6 +30,7 @@
         case false !== strpos($file, '/src/Symfony/Component/ErrorHandler/Tests/Fixtures/'):
         case false !== strpos($file, '/src/Symfony/Component/PropertyInfo/Tests/Fixtures/Dummy.php'):
         case false !== strpos($file, '/src/Symfony/Component/PropertyInfo/Tests/Fixtures/ParentDummy.php'):
+        case false !== strpos($file, '/src/Symfony/Component/PropertyInfo/Tests/Fixtures/Php80Dummy.php'):
         case false !== strpos($file, '/src/Symfony/Component/Serializer/Tests/Normalizer/Features/ObjectOuter.php'):
         case false !== strpos($file, '/src/Symfony/Component/VarDumper/Tests/Fixtures/NotLoadableClass.php'):
         case false !== strpos($file, '/src/Symfony/Component/VarDumper/Tests/Fixtures/Php74.php') && \PHP_VERSION_ID < 70400: