Merge branch '5.4' into 6.0

* 5.4:
  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
  [FrameworkBundle] Lower JsonSerializableNormalizer priority

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

@@ -1378,7 +1378,7 @@ 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()