Fix issue where songs were not playing on finish

src/main.gd

@@ -93,3 +93,7 @@ func _load_directory(path: String):
 				_load_directory("res://tracks/%s" % [file_name])
 			
 			file_name = dir.get_next()
+
+
+func _on_audio_stream_player_finished() -> void:
+	_play()