Scope torchvision.utils.draw_bounding_boxes import (ultralytics#8915)

* Scope `torchvision.utils.draw_bounding_boxes` import

Quick fix for ultralytics#8898 (comment) until a more permanent fix is implemented

* Update clearml_utils.py

utils/loggers/clearml/clearml_utils.py

@@ -5,11 +5,11 @@
 
 import yaml
 from torchvision.transforms import ToPILImage
-from torchvision.utils import draw_bounding_boxes
 
 try:
     import clearml
     from clearml import Dataset, Task
+    from torchvision.utils import draw_bounding_boxes  # WARNING: requires torchvision>=0.9.0
 
     assert hasattr(clearml, '__version__')  # verify package import not local dir
 except (ImportError, AssertionError):