[DependencyInjection] fixed phpdoc

src/Symfony/Component/DependencyInjection/Loader/PhpFileLoader.php

@@ -24,7 +24,7 @@ use Symfony\Component\DependencyInjection\Resource\FileResource;
 class PhpFileLoader extends FileLoader
 {
     /**
-     * Loads an array of PHP files.
+     * Loads a PHP file.
      *
      * @param mixed $resource The resource
      */

src/Symfony/Component/DependencyInjection/Loader/XmlFileLoader.php

@@ -25,7 +25,7 @@ use Symfony\Component\DependencyInjection\Resource\FileResource;
 class XmlFileLoader extends FileLoader
 {
     /**
-     * Loads an array of XML files.
+     * Loads an XML file.
      *
      * @param mixed $resource The resource
      */

src/Symfony/Component/DependencyInjection/Loader/YamlFileLoader.php

@@ -28,7 +28,7 @@ use Symfony\Component\Yaml\Yaml;
 class YamlFileLoader extends FileLoader
 {
     /**
-     * Loads an array of Yaml files.
+     * Loads a Yaml file.
      *
      * @param mixed $resource The resource
      */