[gnome-packagekit] Update Catalan translation

[Jordi Mas <jmas src gnome org>]

commit bbc70ea124f0953c8a91a0980a1877884d16c492
Author: Jordi Mas <jmas softcatala org>
Date:   Tue Apr 17 07:17:46 2018 +0200

    Update Catalan translation

 po/ca.po |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/po/ca.po b/po/ca.po
index f296184..5077fb2 100644
--- a/po/ca.po
+++ b/po/ca.po
@@ -2497,7 +2497,7 @@ msgstr "Grup desconegut"
 #. TRANSLATORS: strftime formatted please
 #: ../src/gpk-log.c:161
 msgid "%d %B %Y"
-msgstr "%d de %B de %Y"
+msgstr "%d %B de %Y"
 
 #. TRANSLATORS: column for the date
 #: ../src/gpk-log.c:276