isort fixes

Author: tleonhardt

plugins/ext_test/examples/example.py

@@ -1,11 +1,11 @@
 #
 # coding=utf-8
 # import cmd2
-import cmd2_ext_test
-
 import cmd2
 import cmd2.py_bridge
 
+import cmd2_ext_test
+
 
 class Example(cmd2.Cmd):
     """An class to show how to use a plugin"""

plugins/ext_test/tests/test_ext_test.py

@@ -1,14 +1,14 @@
 #
 # coding=utf-8
 
-import cmd2_ext_test
 import pytest
-
 from cmd2 import (
     CommandResult,
     cmd2,
 )
 
+import cmd2_ext_test
+
 ######
 #
 # define a class which implements a simple cmd2 application