[Ddclient-support] [ddclient/ddclient] 17837a: Set up GitHub CI

[Richard H. <no...@gi...>]

  Branch: refs/heads/github-ci
  Home:   https://github.com/ddclient/ddclient
  Commit: 17837a2595ff0cc7933d0fbb4c3626c0eb300b30
      https://github.com/ddclient/ddclient/commit/17837a2595ff0cc7933d0fbb4c3626c0eb300b30
  Author: Richard Hansen <rh...@rh...>
  Date:   2020-06-29 (Mon, 29 Jun 2020)

  Changed paths:
    A .github/workflows/ci.yml

  Log Message:
  -----------
  Set up GitHub CI

Teach GitHub to run tests for changes to `master` and for pull
requests targeting `master`.