Do not show clicks count on games history

The number of games has exploded faster than I expected which is a performance issue on the history page. A quick fix is to remove click counts from it. Since I'm on vacation and doing this on a tablet through github Web editor,  this will have to do for now.

app/views/games/index.html.erb

@@ -7,7 +7,7 @@
 <ul>
   <% @games.find_each do |game| %>
     <li class="<%= game.win? ? 'text-green-600' : 'text-red-600' %>">
-      <%= link_to "Game ##{game.id} (#{game.clicks.size} clicks): #{game.win? ? 'Humanity' : 'Mines'} won", game_path(game) %>
+      <%= link_to "Game ##{game.id}: #{game.win? ? 'Humanity' : 'Mines'} won", game_path(game) %>
     </li>
   <% end %>
 </ul>