Issue #2460027 by epari.siva, vijaycs85: Update the documentation of ...

Issue #2460027 by epari.siva, vijaycs85: Update the documentation of  Drupal\language\LanguageServiceProvider::getDefaultLanguageValues()

core/modules/language/src/LanguageServiceProvider.php

@@ -91,8 +91,8 @@ protected function isMultilingual() {
    *
    * @return array|bool
    *   Returns the default language values for the language configured in
-   *   system.site:langcode if the corresponding configuration entity exists,
-   *   otherwise FALSE.
+   *   system.site:default_langcode if the corresponding configuration entity
+   *   exists, otherwise FALSE.
    */
   protected function getDefaultLanguageValues() {
     $config_storage = BootstrapConfigStorageFactory::get();