[Checkins] [zopefoundation/zope.app.zcmlfiles] a5214f: Use Python 3.8 final on Travis CI

[Marius Gedminas]

  Branch: refs/heads/master
  Home:   https://github.com/zopefoundation/zope.app.zcmlfiles
  Commit: a5214f265f1793bedb0c968093f84b3cb35dc2dc
      https://github.com/zopefoundation/zope.app.zcmlfiles/commit/a5214f265f1793bedb0c968093f84b3cb35dc2dc
  Author: Marius Gedminas <marius at gedmin.as>
  Date:   2019-10-23 (Wed, 23 Oct 2019)

  Changed paths:
    M .travis.yml

  Log Message:
  -----------
  Use Python 3.8 final on Travis CI