[libgweather] Use Arabic percent sign

[Khaled Hosny <khaledh src gnome org>]

commit 02324818ca76d597847e8a8a3d1bd69c49a9303b
Author: Khaled Hosny <khaledhosny eglug org>
Date:   Tue Nov 19 14:58:02 2013 +0200

    Use Arabic percent sign

 po/ar.po |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/po/ar.po b/po/ar.po
index 75b1a5e..7114ec9 100644
--- a/po/ar.po
+++ b/po/ar.po
@@ -518,7 +518,7 @@ msgstr "غير معروفة"
 #: ../libgweather/weather.c:876
 #, c-format
 msgid "%.f%%"
-msgstr "%I.f%%"
+msgstr "%I.f٪"
 
 #. TRANSLATOR: This is the wind speed in knots
 #: ../libgweather/weather.c:922