[Ddclient-support] [ddclient/ddclient] d59389: Set up GitHub CI

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

  Branch: refs/heads/master
  Home:   https://github.com/ddclient/ddclient
  Commit: d593892c6a1e260637c74a50a32c477bbd5c4ec3
      https://github.com/ddclient/ddclient/commit/d593892c6a1e260637c74a50a32c477bbd5c4ec3
  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`.