Fix naming of dataset for OBB in Google Colab Tutorial (#16937)

examples/tutorial.ipynb

@@ -582,7 +582,7 @@
         "from ultralytics import YOLO\n",
         "\n",
         "model = YOLO('yolo11n-obb.pt')  # load a pretrained YOLO OBB model\n",
-        "model.train(data='coco8-dota.yaml', epochs=3)  # train the model\n",
+        "model.train(data='dota8.yaml', epochs=3)  # train the model\n",
         "model('https://ultralytics.com/images/bus.jpg')  # predict on an image"
       ],
       "metadata": {