Merge branch '6.4' into 7.1

* 6.4:
  Adjust PR template
  [HttpClient] Disable HTTP/2 PUSH by default when using curl
  Bump Symfony version to 6.4.11
  Update VERSION for 6.4.10
  Update CHANGELOG for 6.4.10
  Bump Symfony version to 5.4.43
  Update VERSION for 5.4.42
  Update CONTRIBUTORS for 5.4.42
  Update CHANGELOG for 5.4.42
  [DoctrineBridge] Make `EntityValueResolver` return `null` if a composite ID value is `null`

ArgumentResolver/EntityValueResolver.php

@@ -104,6 +104,9 @@ private function find(ObjectManager $manager, Request $request, MapEntity $optio
         if (false === $id || null === $id) {
             return $id;
         }
+        if (\is_array($id) && \in_array(null, $id, true)) {
+            return null;
+        }
 
         if ($options->evictCache && $manager instanceof EntityManagerInterface) {
             $cacheProvider = $manager->getCache();

Tests/ArgumentResolver/EntityValueResolverTest.php

@@ -139,6 +139,20 @@ public function testResolveWithNullId()
         $this->assertSame([null], $resolver->resolve($request, $argument));
     }
 
+    public function testResolveWithArrayIdNullValue()
+    {
+        $manager = $this->createMock(ObjectManager::class);
+        $registry = $this->createRegistry($manager);
+        $resolver = new EntityValueResolver($registry);
+
+        $request = new Request();
+        $request->attributes->set('nullValue', null);
+
+        $argument = $this->createArgument(entity: new MapEntity(id: ['nullValue']), isNullable: true,);
+
+        $this->assertSame([null], $resolver->resolve($request, $argument));
+    }
+
     public function testResolveWithConversionFailedException()
     {
         $manager = $this->getMockBuilder(ObjectManager::class)->getMock();