[gnome-clocks] Update Catalan translation

[Jordi Mas <jmas src gnome org>]

commit fedc5ea0d20bd389763abb83d5b06c20c1efd72c
Author: Jordi Mas <jmas softcatala org>
Date:   Mon Jul 29 17:44:24 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 4e13b44..70bb3be 100644
--- a/po/ca.po
+++ b/po/ca.po
@@ -296,7 +296,7 @@ msgstr "A_juda"
 
 #: data/ui/window.ui:17
 msgid "_About Clocks"
-msgstr "_Quant als Rellotges del món"
+msgstr "_Quant al Rellotges del món"
 
 #: data/ui/worldlocationdialog.ui:37
 msgid "_Add"