[Checkins] [zopefoundation/Products.SiteErrorLog] 5d7c1f: Use Python 3.8 final on Travis CI

[Marius Gedminas]

  Branch: refs/heads/master
  Home:   https://github.com/zopefoundation/Products.SiteErrorLog
  Commit: 5d7c1ff0c79ecae91b446d130d4b4905d2a8497b
      https://github.com/zopefoundation/Products.SiteErrorLog/commit/5d7c1ff0c79ecae91b446d130d4b4905d2a8497b
  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