Merge branch '5.2' into 5.3

* 5.2:
  CS fix
  CS fix
  CS fixes
  Bump Symfony version to 5.2.12
  Update VERSION for 5.2.11
  Update CHANGELOG for 5.2.11
  Bump Symfony version to 4.4.27
  Update VERSION for 4.4.26
  Update CONTRIBUTORS for 4.4.26
  Update CHANGELOG for 4.4.26

Author: nicolas-grekas

Session/Storage/SessionStorageFactoryInterface.php

@@ -19,7 +19,7 @@
 interface SessionStorageFactoryInterface
 {
     /**
-     * Creates a new instance of SessionStorageInterface
+     * Creates a new instance of SessionStorageInterface.
      */
     public function createStorage(?Request $request): SessionStorageInterface;
 }

Tests/Session/Storage/Handler/MemcachedSessionHandlerTest.php

@@ -40,7 +40,7 @@ protected function setUp(): void
 
         $r = new \ReflectionClass(\Memcached::class);
         $methodsToMock = array_map(function ($m) { return $m->name; }, $r->getMethods(\ReflectionMethod::IS_PUBLIC));
-        $methodsToMock = array_diff($methodsToMock, ['getDelayed','getDelayedByKey']);
+        $methodsToMock = array_diff($methodsToMock, ['getDelayed', 'getDelayedByKey']);
 
         $this->memcached = $this->getMockBuilder(\Memcached::class)
             ->disableOriginalConstructor()