[Checkins] [zopefoundation/ExtensionClass] 5f6b09: Fix version numbers.

[Michael Howitz]

  Branch: refs/heads/py39
  Home:   https://github.com/zopefoundation/ExtensionClass
  Commit: 5f6b09c1640269331cbace9b2c233b46aa6a7e21
      https://github.com/zopefoundation/ExtensionClass/commit/5f6b09c1640269331cbace9b2c233b46aa6a7e21
  Author: Michael Howitz <mh at gocept.com>
  Date:   2020-09-28 (Mon, 28 Sep 2020)

  Changed paths:
    M CHANGES.rst
    M setup.py

  Log Message:
  -----------
  Fix version numbers.