feat(toki-pona): apply in ghostty

modules/home/toki-pona.nix

@@ -15,6 +15,10 @@ in {
       }))
     ];
 
+    programs.ghostty.settings.font-family = lib.mkBefore [
+      "sitelen seli kiwen mono juniko"
+    ];
+
     sydnix.hunspell.dictionaries = ds: with ds; [
       tok
     ];