Update translation files

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

Translation: pos-12.0/pos-12.0-pos_ticket_without_price
Translate-URL: https://translation.odoo-community.org/projects/pos-12-0/pos-12-0-pos_ticket_without_price/

pos_ticket_without_price/i18n/es.po

@@ -10,6 +10,7 @@ msgstr ""
 "PO-Revision-Date: 2019-12-11 15:47+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"
@@ -38,4 +39,3 @@ msgstr "TICKET REGALO"
 #, python-format
 msgid "oe_hidden"
 msgstr "oe_hidden"
-