Add isNotParsed field on Entry entity

Fix #4350

src/Wallabag/ImportBundle/Import/WallabagImport.php

@@ -119,6 +119,10 @@ abstract class WallabagImport extends AbstractImport
         $entry->setUrl($data['url']);
         $entry->setTitle($data['title']);
 
+        if (\array_key_exists('is_parsed', $data)) {
+            $entry->setNotParsed(true);
+        }
+
         // update entry with content (in case fetching failed, the given entry will be return)
         $this->fetchContent($entry, $data['url'], $data);