Small type fix

Author: clinton-encord

encord/objects/coordinates.py

@@ -14,7 +14,7 @@
 import logging
 from dataclasses import dataclass
 from enum import Enum, auto
-from typing import Any, Dict, List, Optional, Type, TypedDict, TypeGuard, Union, cast
+from typing import Any, Dict, List, Optional, Type, TypedDict, Union, cast
 
 from encord.exceptions import LabelRowError
 from encord.objects.bitmask import BitmaskCoordinates
@@ -25,7 +25,6 @@
     BaseFrameObject,
     BoundingBoxFrameObject,
     FrameObject,
-    PointFrameObject,
     PointFrameObject2D,
     PointFrameObject3D,
     PolygonFrameObject,