[Checkins] [zopefoundation/RestrictedPython] f3e679: travis-ci does not support 3.9 native, needs 3.9-dev

[Alexander Loechel]

  Branch: refs/heads/3.9ast
  Home:   https://github.com/zopefoundation/RestrictedPython
  Commit: f3e6795b1432852967641747b2185dd61244d680
      https://github.com/zopefoundation/RestrictedPython/commit/f3e6795b1432852967641747b2185dd61244d680
  Author: Alexander Loechel <Alexander.Loechel at lmu.de>
  Date:   2020-10-12 (Mon, 12 Oct 2020)

  Changed paths:
    M .travis.yml

  Log Message:
  -----------
  travis-ci does not support 3.9 native, needs 3.9-dev