[balsa] Updated Czech translation

[Marek Černocký <mcernocky src gnome org>]

commit b08549e96be51ec36732b9c1bf087534f0ed9533
Author: Marek Cernocky <marek_cernocky conel cz>
Date:   Wed Jan 9 11:26:12 2019 +0100

    Updated Czech translation

 po/cs.po | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/po/cs.po b/po/cs.po
index d57b6db3c..c7fa55c34 100644
--- a/po/cs.po
+++ b/po/cs.po
@@ -2691,7 +2691,7 @@ msgstr "dočasná chyba %d: %s"
 #: ../libnetclient/net-client-smtp.c:690
 #, c-format
 msgid "authentication failure %d: %s"
-msgstr "ověření selhalo s chybou %s: %s"
+msgstr "ověření selhalo s chybou %d: %s"
 
 #: ../libnetclient/net-client-smtp.c:693
 #, c-format