Log Message:
py-urllib3: updated to 1.25.11

1.25.11

* Fix retry backoff time parsed from ``Retry-After`` header when given
  in the HTTP date format. The HTTP date was parsed as the local timezone
  rather than accounting for the timezone in the HTTP date (typically
  UTC)

* Fix issue where an error would be raised when the ``SSLKEYLOGFILE``
  environment variable was set to the empty string. Now ``SSLContext.keylog_file``
  is not set in this situation