Handle YouTube test ConnectionErrors (#13133)

Co-authored-by: UltralyticsAssistant <web@ultralytics.com>

tests/test_engine.py

@@ -3,14 +3,13 @@
 import sys
 from unittest import mock
 
+from tests import MODEL
 from ultralytics import YOLO
 from ultralytics.cfg import get_cfg
 from ultralytics.engine.exporter import Exporter
 from ultralytics.models.yolo import classify, detect, segment
 from ultralytics.utils import ASSETS, DEFAULT_CFG, WEIGHTS_DIR
 
-from tests import MODEL
-
 
 def test_func(*args):  # noqa
     """Test function callback."""