Build fix

Author: GValiente

include/osmag_butano.h

@@ -97,7 +97,6 @@
 #include "bn_dmg_music_item.h"
 #include "bn_dmg_music_position.h"
 #include "bn_dmg_music_type.h"
-#include "bn_documentation.h"
 #include "bn_ewram_wait_state.h"
 #include "bn_fixed.h"
 #include "bn_fixed_fwd.h"

src/mj/mj_game_manager.cpp

@@ -119,7 +119,6 @@ game_manager::~game_manager()
     bn::sound::stop_all();
     bn::sound::set_master_volume(1);
     bn::audio::set_update_on_vblank(false);
-    bn::audio::set_dmg_sync_enabled(false);
 }
 
 }