[Checkins] [zopefoundation/Zope] 5d8606: fix `isort` problem

[Dieter Maurer]

  Branch: refs/heads/lost_variables#860
  Home:   https://github.com/zopefoundation/Zope
  Commit: 5d860630b3a7dcc69d82875cf709442f7bb27371
      https://github.com/zopefoundation/Zope/commit/5d860630b3a7dcc69d82875cf709442f7bb27371
  Author: dieter <dieter at handshake.de>
  Date:   2020-07-03 (Fri, 03 Jul 2020)

  Changed paths:
    M src/Products/PageTemplates/tests/testVariables.py

  Log Message:
  -----------
  fix `isort` problem