Merge pull request #393 from Windvis/ci-follow-up

CI setup follow-up

Author: ef4

.npmignore

@@ -4,6 +4,5 @@
 /.eslintignore
 /.eslintrc.js
 /.github_changelog_generator
-/.travis.yml
-/appveyor.yml
+/.github/
 /yarn.lock

.travis.yml

@@ -3,8 +3,7 @@ ember-cli-blueprint-test-helpers
 ==============================================================================
 
 [![npm version](https://badge.fury.io/js/ember-cli-blueprint-test-helpers.svg)](https://badge.fury.io/js/ember-cli-blueprint-test-helpers)
-[![Build Status](https://travis-ci.org/ember-cli/ember-cli-blueprint-test-helpers.svg?branch=master)](https://travis-ci.org/ember-cli/ember-cli-blueprint-test-helpers)
-[![Build status](https://ci.appveyor.com/api/projects/status/github/ember-cli/ember-cli-blueprint-test-helpers?svg=true)](https://ci.appveyor.com/project/embercli/ember-cli-blueprint-test-helpers/branch/master)
+[![GitHub Actions Build Status](https://github.com/ember-cli/ember-cli-blueprint-test-helpers/workflows/CI/badge.svg)](https://github.com/ember-cli/ember-cli-blueprint-test-helpers/actions/workflows/ci.yml)
 
 test helpers for [ember-cli](https://github.com/ember-cli/ember-cli) blueprints