[docs] Change annotation to attribute (#1803)

Co-authored-by: Gabriel Ostrolucký <[email protected]>

Author: JeroenMoonen

docs/configuration.rst

@@ -738,7 +738,7 @@ configuration for the ORM and there are several configuration options that you
 can control. The following configuration options exist for a mapping:
 
 ``type``
-    One of ``annotation``, ``xml``, ``yml``, ``php`` or ``staticphp``.
+    One of ``attribute``, ``xml``, ``yml``, ``php`` or ``staticphp``.
     This specifies which type of metadata type your mapping uses.
 
 ``dir``

docs/custom-id-generators.rst

@@ -7,7 +7,7 @@ and implement the custom logic in the ``generate(EntityManager $em, $entity)``
 method. Before Doctrine bundle 2.3, custom ID generators were always created
 without any constructor arguments.
 
-Starting with Doctrine bundle 2.3, the ``CustomIdGenerator`` annotation can be
+Starting with Doctrine bundle 2.3, the ``CustomIdGenerator`` attribute can be
 used to reference any services tagged with the ``doctrine.id_generator`` tag.
 If you enable autoconfiguration (which is the default most of the time), Symfony
 will add this tag for you automatically if you implement your own id-generators.
@@ -28,12 +28,10 @@ are provided: ``doctrine.ulid_generator`` to generate ULIDs, and
      */
     class User
     {
-        /**
-         * @Id
-         * @Column(type="uuid")
-         * @ORM\GeneratedValue(strategy="CUSTOM")
-         * @ORM\CustomIdGenerator("doctrine.uuid_generator")
-         */
+        #[ORM\Id]
+        #[ORM\Column(type: 'uuid')]
+        #[ORM\GeneratedValue(strategy: 'CUSTOM')]
+        #[ORM\CustomIdGenerator('doctrine.uuid_generator')]
         private $id;
 
         // ....

docs/entity-listeners.rst

@@ -2,7 +2,7 @@ Entity Listeners
 ================
 
 Entity listeners that are services must be registered with the entity listener
-resolver. On top of the annotation in the entity class, you have to tag the
+resolver. On top of the annotation/attribute in the entity class, you have to tag the
 service with ``doctrine.orm.entity_listener`` for it to be automatically added
 to the resolver. Use the (optional) ``entity_manager`` attribute to specify
 which entity manager it should be registered with.