missing translation of a line in the onepage_checkout.php

Description

Hi, In the welcome mail show this text in all languages.
My OSCMax 2.5.3 is in Spanish and show a welcome message in English.
This text only show in this file:

includes/classes/onepage_checkout.php

around line 1305

$email_text .= 'You can log into your account using the following' . "\n" .

this is the spanish translation..

$email_text .= 'Puede acceder a su cuenta utilizando los siguientes datos' . "\n" .

Environment

Operating System: all
Platform: All

Steps to reproduce

None

Status

Assignee

Giles Marshall

Reporter

Ruben Arraya

Labels

None

Severity

Minor

Components

Fix versions

Affects versions

v2.5.3

Priority

Configure