[Checkins] [zopefoundation/Zope] a76482: fix another failing test (plone.testing.zserver.rst)

[Philip Bauer]

  Branch: refs/heads/fix_propertysheet_get
  Home:   https://github.com/zopefoundation/Zope
  Commit: a764822be14a5f9ec6bdbd4b330601303b441256
      https://github.com/zopefoundation/Zope/commit/a764822be14a5f9ec6bdbd4b330601303b441256
  Author: Philip Bauer <bauer at starzel.de>
  Date:   2019-05-13 (Mon, 13 May 2019)

  Changed paths:
    M src/OFS/ObjectManager.py

  Log Message:
  -----------
  fix another failing test (plone.testing.zserver.rst)