Fix mark_updated_article_unread

https://github.com/FreshRSS/FreshRSS/issues/2200

app/Controllers/feedController.php

@@ -353,11 +353,10 @@ class FreshRSS_feed_Controller extends Minz_ActionController {
 						} else {	//This entry already exists but has been updated
 							//Minz_Log::debug('Entry with GUID `' . $entry->guid() . '` updated in feed ' . $feed->url(false) .
 								//', old hash ' . $existingHash . ', new hash ' . $entry->hash());
-							$mark_updated_article_unread = $feed->attributes('mark_updated_article_unread') !== null ? (
-									$feed->attributes('mark_updated_article_unread')
-								) : FreshRSS_Context::$user_conf->mark_updated_article_unread;
+							$mark_updated_article_unread = $feed->attributes('mark_updated_article_unread') !== null ?
+								$feed->attributes('mark_updated_article_unread') : FreshRSS_Context::$user_conf->mark_updated_article_unread;
 							$needFeedCacheRefresh = $mark_updated_article_unread;
-							$entry->_isRead(FreshRSS_Context::$user_conf->mark_updated_article_unread ? false : null);	//Change is_read according to policy.
+							$entry->_isRead($mark_updated_article_unread ? false : null);	//Change is_read according to policy.
 
 							$entry = Minz_ExtensionManager::callHook('entry_before_insert', $entry);
 							if ($entry === null) {