MP Lobby: removed "Registered Users Only" from settings list in info …

…tooltip

This isn't really relevant anymore since everyone is registered on the official server.

(cherry-picked from commit 36c0b6b)

src/gui/dialogs/multiplayer/lobby.cpp

@@ -488,7 +488,6 @@ void mp_lobby::adjust_game_row_contents(const mp::game_info& game, grid* grid, b
 	ss << _("Experience modifier:")   << " " << game.xp << "\n";
 	ss << _("Gold per village:")      << " " << game.gold << "\n";
 	ss << _("Map size:")              << " " << game.map_size_info << "\n";
-	ss << _("Registered users only:") << " " << yes_or_no(game.registered_users_only) << "\n";
 	ss << _("Reloaded:")              << " " << yes_or_no(game.reloaded) << "\n";
 	ss << _("Shared vision:")         << " " << game.vision << "\n";
 	ss << _("Shuffle sides:")         << " " << yes_or_no(game.shuffle_sides) << "\n";