Merge pull request hashicorp#12980 from dcermak/fix-ci

Fix CI

Author: chrisroberts

.github/workflows/testing.yml

@@ -41,5 +41,7 @@ jobs:
         with:
           ruby-version: ${{matrix.ruby}}
           bundler-cache: true
+      - name: install dependencies
+        run: sudo apt -y install libarchive-tools
       - name: Run Tests
         run: bundle exec rake test:unit

test/unit/vagrant/box_collection_test.rb

@@ -3,7 +3,7 @@
 require "pathname"
 require 'tempfile'
 
-describe Vagrant::BoxCollection, :skip_windows do
+describe Vagrant::BoxCollection, :skip_windows, :bsdtar do
   include_context "unit"
 
   let(:box_class)   { Vagrant::Box }