* Remove ubuntu1604 from presubmit.yml Ubuntu 16.04 is end-of-life, we're going to remove it from Bazel CI. If you like you can add testing on `ubuntu2004` platform which we also support. * Add ubuntu2004 to presubmit.yml
Ubuntu 14.04 is about to be end-of-life and Bazel CI will stop supporting it shortly afterwards. Context: https://groups.google.com/d/msg/bazel-dev/_D6XzfNkQQE/8TNKiNmsCAAJ