Update translation files

Updated by "Remove blank strings" hook in Weblate.

Translation: mattermost-languages-shipped/mattermost-server
Translate-URL: https://translate.mattermost.com/projects/mattermost/mattermost-server_master/

i18n/it.json

@@ -7090,9 +7090,5 @@
   {
     "id": "api.admin.ldap.not_available.app_error",
     "translation": "LDAP non è disponibile."
-  },
-  {
-    "id": "api.templates.payment_failed_no_card.title",
-    "translation": ""
   }
 ]