[Checkins] [zopefoundation/Zope] 3ea995: Update to new bugfix versions. (#850)

[Michael Howitz]

  Branch: refs/heads/4.x
  Home:   https://github.com/zopefoundation/Zope
  Commit: 3ea995669e55d480d01068100888500a7f7b0cd5
      https://github.com/zopefoundation/Zope/commit/3ea995669e55d480d01068100888500a7f7b0cd5
  Author: Michael Howitz <mh at gocept.com>
  Date:   2020-06-16 (Tue, 16 Jun 2020)

  Changed paths:
    M CHANGES.rst
    M constraints.txt
    M requirements-full.txt
    M versions-prod.cfg
    M versions.cfg

  Log Message:
  -----------
  Update to new bugfix versions. (#850)