[gnome-mahjongg] Update Catalan translation

[Jordi Mas <jmas src gnome org>]

commit 88946c4931920cdc41e8427052c8abcc12a43aa3
Author: Jordi Mas <jmas softcatala org>
Date:   Mon Aug 26 08:42:02 2019 +0200

    Update Catalan translation

 po/ca.po | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/po/ca.po b/po/ca.po
index f8fee15..34b675a 100644
--- a/po/ca.po
+++ b/po/ca.po
@@ -107,7 +107,7 @@ msgstr "Desfés"
 #: data/help-overlay.ui:38
 msgctxt "shortcut window"
 msgid "Redo"
-msgstr "Torna a fer"
+msgstr "Refés"
 
 #: data/help-overlay.ui:45
 msgctxt "shortcut window"