fix import order

nerfstudio/scripts/exporter.py

@@ -24,6 +24,7 @@
 import typing
 from collections import OrderedDict
 from dataclasses import dataclass, field
+from importlib.metadata import version
 from pathlib import Path
 from typing import List, Optional, Tuple, Union, cast
 
@@ -48,8 +49,6 @@
 from nerfstudio.utils.eval_utils import eval_setup
 from nerfstudio.utils.rich_utils import CONSOLE
 
-from importlib.metadata import version
-
 
 @dataclass
 class Exporter: