Remove trailing white-space.

[ci skip]

src/gui/dialogs/multiplayer/lobby.cpp

@@ -305,7 +305,7 @@ void mp_lobby::update_gamelist_diff()
 
 		if(game.display_status == mp::game_info::NEW) {
 			// call void do_notify(notify_mode mode, const std::string& sender, const std::string& message)
-			// sender will be the game_info.scenario (std::string) and message will be game_info.name (std::string) 
+			// sender will be the game_info.scenario (std::string) and message will be game_info.name (std::string)
 			do_notify(mp::NOTIFY_GAME_CREATED, game.scenario, game.name);
 
 			LOG_LB << "Adding game to listbox " << game.id << "\n";

src/mp_ui_alerts.cpp

@@ -67,7 +67,6 @@ void game_created(const std::string & scenario, const std::string & name)
 		const std::string message = VGETTEXT("A game ($name|, $scenario|) has been created", {{"name", name}, {"scenario", scenario}});
 		desktop::notifications::send(_("Wesnoth"), message, desktop::notifications::OTHER);
 	}
-	
 }
 
 void player_joins(bool is_lobby)