[balsa] Fix Slovenian translation of default:mm

[Piotr Drąg <piotrdrag src gnome org>]

commit 2bda1a8a0fa3c20af17ccdd5268e273cca369162
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Sat Sep 26 15:59:36 2015 +0200

    Fix Slovenian translation of default:mm

 po/sl.po |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/po/sl.po b/po/sl.po
index cc69f32..337ae74 100644
--- a/po/sl.po
+++ b/po/sl.po
@@ -6012,7 +6012,7 @@ msgstr[3] "Strani %d ni mogoče natisniti, ker ima dokument samo %d strani."
 #.
 #: ../src/print-gtk.c:390
 msgid "default:mm"
-msgstr "privzeto:mm"
+msgstr "default:mm"
 
 #: ../src/print-gtk.c:447
 msgid "inch"