[wesnoth-commits] [wesnoth/wesnoth] 22eccc: Use most recent macOS version on travis.

[Pentarctagon]

  Branch: refs/heads/master
  Home:   https://github.com/wesnoth/wesnoth
  Commit: 22eccc8476bd6e7383c9062dfd0be8558d4bf776
      https://github.com/wesnoth/wesnoth/commit/22eccc8476bd6e7383c9062dfd0be8558d4bf776
  Author: Pentarctagon <pentarctagon at tutamail.com>
  Date:   2020-03-20 (Fri, 20 Mar 2020)

  Changed paths:
    M .travis.yml

  Log Message:
  -----------
  Use most recent macOS version on travis.