minor #24342 removed useless PHPDoc (OskarStark)

This PR was squashed before being merged into the 2.7 branch (closes #24342).

Discussion
----------

removed useless PHPDoc

| Q             | A
| ------------- | ---
| Branch?       | 2.7
| Bug fix?      | no
| New feature?  | no <!-- don't forget updating src/**/CHANGELOG.md files -->
| BC breaks?    | no
| Deprecations? | no <!-- don't forget updating UPGRADE-*.md files -->
| Tests pass?   | yes
| Fixed tickets |
| License       | MIT
| Doc PR        | n/a

Commits
-------

5ee9043d8b removed useless PHPDoc

Author: fabpot

IdentityTranslator.php

@@ -22,8 +22,6 @@ class IdentityTranslator implements TranslatorInterface
     private $locale;
 
     /**
-     * Constructor.
-     *
      * @param MessageSelector|null $selector The message selector for pluralization
      */
     public function __construct(MessageSelector $selector = null)

MessageCatalogue.php

@@ -14,8 +14,6 @@
 use Symfony\Component\Config\Resource\ResourceInterface;
 
 /**
- * MessageCatalogue.
- *
  * @author Fabien Potencier <fabien@symfony.com>
  */
 class MessageCatalogue implements MessageCatalogueInterface, MetadataAwareInterface
@@ -28,8 +26,6 @@ class MessageCatalogue implements MessageCatalogueInterface, MetadataAwareInterf
     private $parent;
 
     /**
-     * Constructor.
-     *
      * @param string $locale   The locale
      * @param array  $messages An array of messages classified by domain
      */

Translator.php

@@ -18,8 +18,6 @@
 use Symfony\Component\Config\ConfigCacheFactory;
 
 /**
- * Translator.
- *
  * @author Fabien Potencier <fabien@symfony.com>
  */
 class Translator implements TranslatorInterface, TranslatorBagInterface
@@ -70,8 +68,6 @@ class Translator implements TranslatorInterface, TranslatorBagInterface
     private $configCacheFactory;
 
     /**
-     * Constructor.
-     *
      * @param string               $locale   The locale
      * @param MessageSelector|null $selector The message selector for pluralization
      * @param string|null          $cacheDir The directory to use for the cache