[Checkins] [zopefoundation/zope.interface] 392297: One more place needing python -m

[Jason Madden]

  Branch: refs/heads/issue171
  Home:   https://github.com/zopefoundation/zope.interface
  Commit: 39229790671a3f85486f26eecfa60fa824755db4
      https://github.com/zopefoundation/zope.interface/commit/39229790671a3f85486f26eecfa60fa824755db4
  Author: Jason Madden <jamadden at gmail.com>
  Date:   2020-02-10 (Mon, 10 Feb 2020)

  Changed paths:
    M .travis.yml

  Log Message:
  -----------
  One more place needing python -m