flake8: Fix new import order warnings

(cherry picked from commit 71ab9733c7)

mopidy/audio/actor.py

@@ -8,7 +8,7 @@ import gobject
 import pygst
 pygst.require('0.10')
 import gst  # noqa
-import gst.pbutils
+import gst.pbutils  # noqa
 
 import pykka
 

mopidy/audio/scan.py

@@ -6,7 +6,7 @@ import collections
 import pygst
 pygst.require('0.10')
 import gst  # noqa
-import gst.pbutils
+import gst.pbutils  # noqa
 
 from mopidy import exceptions
 from mopidy.audio import utils

mopidy/utils/deps.py

@@ -5,12 +5,12 @@ import os
 import platform
 import sys
 
+import pkg_resources
+
 import pygst
 pygst.require('0.10')
 import gst  # noqa
 
-import pkg_resources
-
 from mopidy.utils import formatting
 
 

tests/audio/test_actor.py

@@ -6,12 +6,12 @@ import unittest
 import gobject
 gobject.threads_init()
 
+import mock
+
 import pygst
 pygst.require('0.10')
 import gst  # noqa
 
-import mock
-
 import pykka
 
 from mopidy import audio

tests/stream/test_library.py

@@ -5,12 +5,12 @@ import unittest
 import gobject
 gobject.threads_init()
 
+import mock
+
 import pygst
 pygst.require('0.10')
 import gst  # noqa: pygst magic is needed to import correct gst
 
-import mock
-
 from mopidy.models import Track
 from mopidy.stream import actor
 from mopidy.utils.path import path_to_uri

tests/utils/test_deps.py

@@ -6,12 +6,12 @@ import unittest
 
 import mock
 
+import pkg_resources
+
 import pygst
 pygst.require('0.10')
 import gst  # noqa
 
-import pkg_resources
-
 from mopidy.utils import deps