rajouter des bus pour les différents audios

caracters/player/player.tscn

@@ -99,7 +99,7 @@ can_walk_on_roads = true
 [node name="FeetSound" type="AudioStreamPlayer" parent="."]
 stream = ExtResource("8_73an3")
 autoplay = true
-stream_paused = true
+bus = &"player_foot_step"
 playback_type = 1
 
 [connection signal="loadFromGameState" from="." to="controleur" method="_on_character_body_2d_load_from_game_state"]