[Checkins] [zopefoundation/Zope] e65f9d: Add note about max version.

[Michael Howitz]

  Branch: refs/heads/4.x
  Home:   https://github.com/zopefoundation/Zope
  Commit: e65f9dbf37cb58060b7bdcfcf123c77dd7c9c0ff
      https://github.com/zopefoundation/Zope/commit/e65f9dbf37cb58060b7bdcfcf123c77dd7c9c0ff
  Author: Michael Howitz <mh at gocept.com>
  Date:   2020-10-07 (Wed, 07 Oct 2020)

  Changed paths:
    M versions-prod.cfg

  Log Message:
  -----------
  Add note about max version.