[libgweather] Update Catalan translation

[Jordi Mas <jmas src gnome org>]

commit 14c0c926ce55a8abbea2019162552b94f43c7221
Author: Jordi Mas <jmas softcatala org>
Date:   Tue Apr 17 07:06:42 2018 +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 a71bc34..1f79c4e 100644
--- a/po/ca.po
+++ b/po/ca.po
@@ -821,7 +821,7 @@ msgstr "Remolins de pols a la rodalia"
 
 #: libgweather/gweather-weather.c:793
 msgid "%a, %b %d / %H∶%M"
-msgstr "%A, %d de %B / %H∶%M"
+msgstr "%A, %d %B / %H∶%M"
 
 #: libgweather/gweather-weather.c:799
 msgid "Unknown observation time"