[Checkins] [zopefoundation/zope.exceptions] 188cf8: Implement code review suggestion

[Michael Howitz]

  Branch: refs/heads/py39
  Home:   https://github.com/zopefoundation/zope.exceptions
  Commit: 188cf833a8b18b3a18150f3371dc6900da0be345
      https://github.com/zopefoundation/zope.exceptions/commit/188cf833a8b18b3a18150f3371dc6900da0be345
  Author: Michael Howitz <mh at gocept.com>
  Date:   2020-07-16 (Thu, 16 Jul 2020)

  Changed paths:
    M src/zope/exceptions/tests/test_exceptionformatter.py

  Log Message:
  -----------
  Implement code review suggestion