[five-or-more/arnaudb/kill-preferences-dialog: 7/10] Small fix to translations.

[Arnaud B. <arnaudb src gnome org>]

commit 7c467af31e11be80c2c09c988dc5106e0c4dcb2e
Author: Arnaud Bonatti <arnaud bonatti gmail com>
Date:   Fri May 8 15:24:16 2020 +0200

    Small fix to translations.
    
    Fixes #19.

 src/window.vala | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)
---
diff --git a/src/window.vala b/src/window.vala
index d965cf4..0097575 100644
--- a/src/window.vala
+++ b/src/window.vala
@@ -168,10 +168,9 @@ private class GameWindow : ApplicationWindow
 
     private string category_name_from_key (string key)
     {
-        for (int i = 0; i < game.n_categories; i++) {
+        for (int i = 0; i < game.n_categories; i++)
             if (Game.scorecats[i].key == key)
-                return Game.scorecats[i].name;
-        }
+                return dpgettext2 (null, "board size", Game.scorecats[i].name); // C_() should work (and 
works if you rewrite every scorecat name here), but does not
         return "";
     }