[Checkins] [zopefoundation/AccessControl] 72e1f9: Fix linting issues

[Jürgen Gmach]

  Branch: refs/heads/fix-lint
  Home:   https://github.com/zopefoundation/AccessControl
  Commit: 72e1f984f2c67667367ac37ca242ee399781c676
      https://github.com/zopefoundation/AccessControl/commit/72e1f984f2c67667367ac37ca242ee399781c676
  Author: Jürgen Gmach <juergen.gmach at googlemail.com>
  Date:   2020-05-15 (Fri, 15 May 2020)

  Changed paths:
    M src/AccessControl/tests/test_safe_formatter.py

  Log Message:
  -----------
  Fix linting issues

... which arise from new flake8 version.

modified:   src/AccessControl/tests/test_safe_formatter.py