[x]W&B: Don't resume transfer learning runs (#3604)

* Allow config cahnge

* Allow val change in wandb config

* Don't resume transfer learning runs

* Add entity in log dataset

utils/wandb_logging/log_dataset.py

@@ -18,6 +18,8 @@ if __name__ == '__main__':
     parser.add_argument('--data', type=str, default='data/coco128.yaml', help='data.yaml path')
     parser.add_argument('--single-cls', action='store_true', help='train as single-class dataset')
     parser.add_argument('--project', type=str, default='YOLOv5', help='name of W&B Project')
+    parser.add_argument('--entity', default=None, help='W&B entity')
+
     opt = parser.parse_args()
     opt.resume = False  # Explicitly disallow resume check for dataset upload job