Helper to get redacted player name

Players hidden from the leaderboard need to have their name redacted in all views

articles/templates/articles/decklist_card.html

 
 <div class="border rounded p-4">
-        <h3>{{ decklist.archetype|title }} <small class="text-muted">by <a href={{ decklist.player.get_absolute_url }}>{{ decklist.player.name }}</a></small></h3>
+        <h3>{{ decklist.archetype|title }} <small class="text-muted">by <a href="{{ decklist.player.get_absolute_url }}">{{ decklist.player.get_name_display }}</a></small></h3>
         <p>Format: {{ decklist.collection.get_format_display }}<br>
                 Event: <a href="{{ decklist.collection.event.get_absolute_url }}">{{ decklist.collection.event.name }}</a></p>
         <hr class="my-2">