Merge branch '5.3' into 5.4

* 5.3:
  Correction for testing commands
  Update associations.rst

Author: javiereguiluz

console.rst

@@ -390,7 +390,7 @@ console::
     {
         public function testExecute()
         {
-            $kernel = static::createKernel();
+            $kernel = self::bootKernel();
             $application = new Application($kernel);
 
             $command = $application->find('app:create-user');

doctrine/associations.rst

@@ -668,7 +668,7 @@ that behavior, use the `orphanRemoval`_ option inside ``Category``:
 
         // ...
 
-        #[ORM\OneToMany(targetEntity: Product::class, mappedBy: "category", orphanRemoval=true)]
+        #[ORM\OneToMany(targetEntity: Product::class, mappedBy: "category", orphanRemoval: true)]
         private $products;