Fix import order with isort tool.

tools/telemetry/telemetry/core/gpu_info.py

 # Copyright 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 from telemetry.core import gpu_device
 
+
 class GPUInfo(object):
   """Provides information about the GPUs on the system."""
 
   def __init__(self, device_array, aux_attributes,
                feature_status, driver_bug_workarounds):
     if device_array == None:
       raise Exception('Missing required "devices" property')
     if len(device_array) == 0:
       raise Exception('Missing at least one GPU in device_array')
 
@@ skipping 40 matching lines @@
 
   @property
   def feature_status(self):
     """Returns an optional dictionary of graphics features and their status."""
     return self._feature_status
 
   @property
   def driver_bug_workarounds(self):
     """Returns an optional array of driver bug workarounds."""
     return self._driver_bug_workarounds