Merge branch '6.0' into 6.1

* 6.0:
  Exclude from baseline generation deprecations triggered in legacy test
  [HttpFoundation] Update "[Session] Overwrite invalid session id" to only validate when files session storage is used
  [DoctrineBridge] Add missing break
  [PropertyInfo] CS fix
  [Serializer] Try all possible denormalization route with union types when ALLOW_EXTRA_ATTRIBUTES=false
  CS fix
  [Cache] Respect $save option in ChainAdapter
  [ExpressionLanguage] fix tests (bis)
  [ExpressionLanguage] fix tests
  Allow passing null in twig_is_selected_choice
  [Cache] Respect $save option in ArrayAdapter
  [HttpKernel] Disable session tracking while collecting profiler data
  [MonologBridge] Fixed support of elasticsearch 7.+ in ElasticsearchLogstashHandler
  [DoctrineBridge] Extend type guessing on enum fields
  [FrameworkBundle] Lower JsonSerializableNormalizer priority
  [Messenger] move resetting services at worker stopped into ResetServicesListener
  [Mailer] Fix Error Handling for OhMySMTP Bridge
  Fix for missing sender name in case with usage of the EnvelopeListener

Author: nicolas-grekas

Resources/config/serializer.php

@@ -98,7 +98,7 @@
 
         ->set('serializer.normalizer.json_serializable', JsonSerializableNormalizer::class)
             ->args([null, null])
-            ->tag('serializer.normalizer', ['priority' => -900])
+            ->tag('serializer.normalizer', ['priority' => -950])
 
         ->set('serializer.normalizer.problem', ProblemNormalizer::class)
             ->args([param('kernel.debug')])

Tests/DependencyInjection/FrameworkExtensionTest.php

@@ -1438,7 +1438,7 @@ public function testJsonSerializableNormalizerRegistered()
         $tag = $definition->getTag('serializer.normalizer');
 
         $this->assertEquals(JsonSerializableNormalizer::class, $definition->getClass());
-        $this->assertEquals(-900, $tag[0]['priority']);
+        $this->assertEquals(-950, $tag[0]['priority']);
     }
 
     public function testObjectNormalizerRegistered()