/usr/share/puppet/modules.available/ is in puppet-module-horizon 9.4.0-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/puppet/modules.available/horizon/
/usr/share/puppet/modules.available/horizon/Gemfile
/usr/share/puppet/modules.available/horizon/Rakefile
/usr/share/puppet/modules.available/horizon/lib/
/usr/share/puppet/modules.available/horizon/lib/puppet/
/usr/share/puppet/modules.available/horizon/lib/puppet/parser/
/usr/share/puppet/modules.available/horizon/lib/puppet/parser/functions/
/usr/share/puppet/modules.available/horizon/lib/puppet/parser/functions/os_any2array.rb
/usr/share/puppet/modules.available/horizon/manifests/
/usr/share/puppet/modules.available/horizon/manifests/init.pp
/usr/share/puppet/modules.available/horizon/manifests/params.pp
/usr/share/puppet/modules.available/horizon/manifests/wsgi/
/usr/share/puppet/modules.available/horizon/manifests/wsgi/apache.pp
/usr/share/puppet/modules.available/horizon/metadata.json
/usr/share/puppet/modules.available/horizon/spec/
/usr/share/puppet/modules.available/horizon/spec/acceptance/
/usr/share/puppet/modules.available/horizon/spec/acceptance/horizon_with_apache_spec.rb
/usr/share/puppet/modules.available/horizon/spec/acceptance/nodesets/
/usr/share/puppet/modules.available/horizon/spec/acceptance/nodesets/centos-70-x64.yml
/usr/share/puppet/modules.available/horizon/spec/acceptance/nodesets/default.yml
/usr/share/puppet/modules.available/horizon/spec/acceptance/nodesets/nodepool-centos7.yml
/usr/share/puppet/modules.available/horizon/spec/acceptance/nodesets/nodepool-trusty.yml
/usr/share/puppet/modules.available/horizon/spec/acceptance/nodesets/nodepool-xenial.yml
/usr/share/puppet/modules.available/horizon/spec/acceptance/nodesets/ubuntu-server-1404-x64.yml
/usr/share/puppet/modules.available/horizon/spec/classes/
/usr/share/puppet/modules.available/horizon/spec/classes/horizon_init_spec.rb
/usr/share/puppet/modules.available/horizon/spec/classes/horizon_wsgi_apache_spec.rb
/usr/share/puppet/modules.available/horizon/spec/fixtures/
/usr/share/puppet/modules.available/horizon/spec/fixtures/override_local_settings.py.erb
/usr/share/puppet/modules.available/horizon/spec/shared_examples.rb
/usr/share/puppet/modules.available/horizon/spec/spec_helper.rb
/usr/share/puppet/modules.available/horizon/spec/spec_helper_acceptance.rb
/usr/share/puppet/modules.available/horizon/spec/unit/
/usr/share/puppet/modules.available/horizon/spec/unit/puppet/
/usr/share/puppet/modules.available/horizon/spec/unit/puppet/parser/
/usr/share/puppet/modules.available/horizon/spec/unit/puppet/parser/functions/
/usr/share/puppet/modules.available/horizon/spec/unit/puppet/parser/functions/os_any2array_spec.rb
/usr/share/puppet/modules.available/horizon/templates/
/usr/share/puppet/modules.available/horizon/templates/local_settings.py.erb