fixing github checks errors

Author: Emmanuel Rondan

scrapy_zyte_smartproxy/middleware.py

@@ -3,6 +3,7 @@
 import warnings
 from base64 import urlsafe_b64decode
 from collections import defaultdict
+from typing import Dict, List  # noqa
 
 try:
     from urllib.request import _parse_proxy  # type: ignore

tests/test_all.py

@@ -1281,7 +1281,7 @@ def test_header_drop_warnings(self, mock_logger):
         )
         self.assertEqual(mw.process_request(request, self.spider), None)
         mock_logger.warning.assert_called_with(
-            "Translating (and dropping) header %r (%r) as %r on request %r",
+            "Translating header %r (%r) to %r on request %r",
             b"zyte-device",
             [b"desktop"],
             b"x-crawlera-profile",
@@ -1296,7 +1296,7 @@ def test_header_drop_warnings(self, mock_logger):
         )
         self.assertEqual(mw.process_request(request, self.spider), None)
         mock_logger.warning.assert_called_with(
-            "Translating (and dropping) header %r (%r) as %r on request %r",
+            "Translating header %r (%r) to %r on request %r",
             b"x-crawlera-profile",
             [b"desktop"],
             b"zyte-device",