Change imports order for copytomask

Author: TolyaTalamanov

modules/gapi/misc/python/test/test_gapi_sample_pipelines.py

@@ -32,8 +32,6 @@ def test_mean_over_r(self):
         g_out = cv.gapi.mean(r)
         comp = cv.GComputation(g_in, g_out)
 
-        actual = comp.apply(in_mat)
-
         for pkg in pkgs:
             actual = comp.apply(in_mat, args=cv.compile_args(pkg))
             # Comparison

modules/python/test/test_copytomask.py

@@ -7,8 +7,8 @@
 # Python 2/3 compatibility
 from __future__ import print_function
 
-import cv2 as cv
 import numpy as np
+import cv2 as cv
 import sys
 
 from tests_common import NewOpenCVTests