gnucash maint: updated pt.po

[Frank H.Ellenberger]

Updated	 via  https://github.com/Gnucash/gnucash/commit/a777666c (commit)
	from  https://github.com/Gnucash/gnucash/commit/c713540d (commit)



commit a777666c2e52bd89f9354cad33928bcc75e8499a
Author: Pedro Albuquerque <palbuquerque73 at gmail.com>
Date:   Thu Oct 11 07:14:41 2018 +0100

    updated pt.po
    
    5238 translated messages, 1 untranslated message.



Summary of changes:
 po/pt.po | 489 ++++++++++++++++++++++++++++++---------------------------------
 1 file changed, 233 insertions(+), 256 deletions(-)