[gnome-robots] Fix invalid markup in Catalan help translation

[Andre Klapper <aklapper src gnome org>]

commit 501e65f9269d8d9ff94751ae7bbd5329acf15764
Author: Andre Klapper <a9016009 gmx de>
Date:   Sat Mar 19 20:25:42 2022 +0100

    Fix invalid markup in Catalan help translation

 help/ca/ca.po | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/help/ca/ca.po b/help/ca/ca.po
index 390c5d6..35c7ade 100644
--- a/help/ca/ca.po
+++ b/help/ca/ca.po
@@ -978,7 +978,7 @@ msgid ""
 "style=\"menuitem\">Scores</gui> to view the high scores."
 msgstr ""
 "Premeu el botó de menú a la cantonada superior dreta de la finestra i "
-"seleccioneu <gui style=\"menuitem\">Puntuació<unk>/gui> per a veure les "
+"seleccioneu <gui style=\"menuitem\">Puntuacions</gui> per a veure les "
 "puntuacions altes."
 
 #. (itstool) path: section/p