Fix bug on descriptionlanguage conversion alpha2->alpha3

bundle/seda/Controller/abstractMessage.php

@@ -668,7 +668,6 @@ abstract class abstractMessage
                     }
                 }
             } elseif (is_string($content->descriptionLanguage)) {
-                $archive->descriptionLanguage[] = $content->descriptionLanguage;
                 if (strlen($content->descriptionLanguage) != 3) {
                     $archive->descriptionLanguage[] = $this->translateLanguage(strtolower($content->descriptionLanguage));
                 }