Use tqdm.auto (#7311)

train.py

@@ -30,7 +30,7 @@ import yaml
 from torch.cuda import amp
 from torch.nn.parallel import DistributedDataParallel as DDP
 from torch.optim import SGD, Adam, AdamW, lr_scheduler
-from tqdm import tqdm
+from tqdm.auto import tqdm
 
 FILE = Path(__file__).resolve()
 ROOT = FILE.parents[0]  # YOLOv5 root directory