Clean up lb import

Author: ovalle15

examples/project_configuration/queue_management.ipynb

@@ -77,8 +77,7 @@
       },
       "outputs": [],
       "source": [
-        "from labelbox import Client, LabelingFrontend, MediaType\n",
-        "from labelbox.schema.ontology import OntologyBuilder\n",
+        "from labelbox import Client, LabelingFrontend, OntologyBuilder, MediaType\n",
         "from labelbox.schema.queue_mode import QueueMode\n",
         "import numpy as np\n",
         "from io import BytesIO\n",