[Checkins] [zopefoundation/persistent] 841433: Add another entry.

[Michael Howitz]

  Branch: refs/heads/py34,py38
  Home:   https://github.com/zopefoundation/persistent
  Commit: 841433073e840df01df3effbbf373b527af9fd58
      https://github.com/zopefoundation/persistent/commit/841433073e840df01df3effbbf373b527af9fd58
  Author: Michael Howitz <mh at gocept.com>
  Date:   2019-05-15 (Wed, 15 May 2019)

  Changed paths:
    M CHANGES.rst

  Log Message:
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  Add another entry.