Merge branch '4.4' into 5.4

* 4.4:
  [Stopwatch] Fix test expectation
  [SecurityBundle] fix autoconfiguring Monolog's ProcessorInterface
  KernelTestCase resets internal state on tearDown
  [HttpKernel] Fix extracting controller name from closures
  [Intl] fix wrong offset timezone PHP 8.1
  Fix type binding
  Remove duplicated test
  Make document type nodes ignorable
  Initialize Symfony\Component\Security\Core\Exception\AccountStatusException:: property

Author: nicolas-grekas

Test/KernelTestCase.php

@@ -47,6 +47,7 @@ abstract class KernelTestCase extends TestCase
     protected function tearDown(): void
     {
         static::ensureKernelShutdown();
+        static::$class = null;
         static::$kernel = null;
         static::$booted = false;
     }

Tests/Functional/TestServiceContainerTest.php

@@ -50,4 +50,22 @@ public function testThatPrivateServicesAreAvailableIfTestConfigIsEnabled()
         $this->assertTrue(static::$container->has('private_service'));
         $this->assertFalse(static::$container->has(UnusedPrivateService::class));
     }
+
+    /**
+     * @doesNotPerformAssertions
+     */
+    public function testBootKernel()
+    {
+        static::bootKernel(['test_case' => 'TestServiceContainer']);
+    }
+
+    /**
+     * @depends testBootKernel
+     */
+    public function testKernelIsNotInitialized()
+    {
+        self::assertNull(self::$class);
+        self::assertNull(self::$kernel);
+        self::assertFalse(self::$booted);
+    }
 }