[gnome-sudoku] Update Japanese translation

[Translations User D-L <translations src gnome org>]

commit d60c5da0e5be9e7052723392b5973a2a80205e58
Author: sicklylife <translation sicklylife jp>
Date:   Sun Feb 2 16:08:33 2020 +0000

    Update Japanese translation

 po/ja.po | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/po/ja.po b/po/ja.po
index 92dc5ee..60b97ed 100644
--- a/po/ja.po
+++ b/po/ja.po
@@ -1,5 +1,5 @@
 # gnome-games ja.po.
-# Copyright (C) 1998-2019 Free Software Foundation, Inc.
+# Copyright (C) 1998-2013, 2020 Free Software Foundation, Inc.
 # Yukihiro Nakai <Nakai technologist com>, 1998.
 # Akira Higuchi <a-higuti math sci hokudai ac jp>, 1999.
 # Yuusuke Tahara <tahara gnome gr jp>, 2000.
@@ -16,7 +16,7 @@ msgstr ""
 "Project-Id-Version: gnome-games gnome-2-32\n"
 "Report-Msgid-Bugs-To: https://gitlab.gnome.org/GNOME/gnome-sudoku/issues\n";
 "POT-Creation-Date: 2019-12-27 17:08+0000\n"
-"PO-Revision-Date: 2019-10-04 23:40+0900\n"
+"PO-Revision-Date: 2020-01-31 00:00+0900\n"
 "Last-Translator: sicklylife <translation sicklylife jp>\n"
 "Language-Team: Japanese <gnome-translation gnome gr jp>\n"
 "Language: ja\n"
@@ -344,7 +344,7 @@ msgstr "消去"
 #. Error message if printing fails
 #: src/sudoku-printer.vala:48
 msgid "Error printing file:"
-msgstr ""
+msgstr "ファイル印刷エラー:"
 
 #. Text on overlay when game is paused
 #: src/sudoku-view.vala:627