[Checkins] [zopefoundation/Zope] 31407b: - Update to ``zope.interface > 5.1.0`` to fix a me...

[Jens Vagelpohl]

  Branch: refs/heads/master
  Home:   https://github.com/zopefoundation/Zope
  Commit: 31407b0a36f2ca2622369a4248b3a168547e2aac
      https://github.com/zopefoundation/Zope/commit/31407b0a36f2ca2622369a4248b3a168547e2aac
  Author: Jens Vagelpohl <jens at netz.ooo>
  Date:   2020-10-02 (Fri, 02 Oct 2020)

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

  Log Message:
  -----------
  - Update to ``zope.interface > 5.1.0`` to fix a memory leak.