[third_party] Revert isort changed to copied file

This code is copied from nvidia-ml-py and as per vllm-project#12977 we will need to
periodically sync the code to pick up bugfixes.

Signed-off-by: Mark McLoughlin <[email protected]>

Author: markmc

vllm/third_party/pynvml.py

@@ -30,16 +30,16 @@
 # THE POSSIBILITY OF SUCH DAMAGE.
 #####
 
-import os
-import string
-import sys
-import threading
 ##
 # Python bindings for the NVML library
 ##
 from ctypes import *
 from ctypes.util import find_library
 from functools import wraps
+import sys
+import os
+import threading
+import string
 
 ## C Type mappings ##
 ## Enums