Update translation files

Updated by "Update PO files to match POT (msgmerge)" hook in Weblate.

Translation: web-11.0/web-11.0-web_widget_domain_editor_dialog
Translate-URL: https://translation.odoo-community.org/projects/web-11-0/web-11-0-web_widget_domain_editor_dialog/

web_widget_domain_editor_dialog/i18n/es.po

@@ -10,6 +10,7 @@ msgstr ""
 "PO-Revision-Date: 2019-02-22 11:23+0000\n"
 "Last-Translator: <>\n"
 "Language-Team: \n"
+"Language: \n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: \n"