[gedit] l10n: Update Japanese translation

[Jiro Matsuzawa <jmatsuzawa src gnome org>]

commit 7e52152ac764b7cc7b7effd24d976e4a23c09dd3
Author: Jiro Matsuzawa <jmatsuzawa gnome org>
Date:   Mon Mar 23 21:07:32 2015 +0900

    l10n: Update Japanese translation

 po/ja.po |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/po/ja.po b/po/ja.po
index 05bf6c5..43aee03 100644
--- a/po/ja.po
+++ b/po/ja.po
@@ -747,7 +747,7 @@ msgstr "新しいタブグループ %i"
 #: ../gedit/gedit-documents-panel.c:525 ../gedit/gedit-window.c:1134
 #: ../gedit/gedit-window.c:1140 ../gedit/gedit-window.c:1148
 msgid "Read-Only"
-msgstr "読み取りのみ"
+msgstr "読み込み専用"
 
 #: ../gedit/gedit-encodings-combo-box.c:302
 #: ../gedit/gedit-file-chooser-dialog-osx.c:565