[seahorse-nautilus] Update Catalan translation

[Jordi Mas <jmas src gnome org>]

commit d486755a1e7c9d5d49d37d0dc65c2523460112a9
Author: Jordi Mas <jmas softcatala org>
Date:   Mon Jan 18 07:36:09 2021 +0100

    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 c661fc6..492b60b 100644
--- a/po/ca.po
+++ b/po/ca.po
@@ -554,7 +554,7 @@ msgstr "No s'han pogut empaquetar els fitxers"
 
 #: tool/seahorse-util.c:170
 msgid "Decryption failed. You probably do not have the decryption key."
-msgstr "No s'ha pogut desxifrar. Possiblement no teniu la clau per desxifrar."
+msgstr "No s'ha pogut desxifrar. Possiblement no teniu la clau per a desxifrar."
 
 #: tool/seahorse-util.c:197
 msgid "%Y-%m-%d"