updated the data structure and added yolo train

[mreda1998]

Training of the YOLO architecture imported from ultralytics https://docs.ultralytics.com/datasets/detect/#which-datasets-are-supported-by-ultralytics-yolo-for-object-detection

• Updated the preprocessing script to adapt the path of the processed images for YOLO training
• Labels have also been updated to follow the structure of YOLO object detection