[seahorse] Update Catalan translation

[Jordi Mas <jmas src gnome org>]

commit 19cf89f2ce7cbed4820d288dbebd693abab5e865
Author: Jordi Mas <jmas softcatala org>
Date:   Fri Jul 19 00:41:57 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 d76d69c9..df46d64d 100644
--- a/po/ca.po
+++ b/po/ca.po
@@ -245,7 +245,7 @@ msgid ""
 "The last key server a search was performed against or empty for all key "
 "servers."
 msgstr ""
-"El últim servidor claus contra el qual es va cercar o buit per tots els "
+"El últim servidor de claus contra el qual es va cercar o buit per tots els "
 "servidors de claus."
 
 #: data/org.gnome.seahorse.manager.gschema.xml:5