Resolve "add forgotten pdk new defined_type"

.sync.yml

Gemfile

manifests/external_fact.pp

manifests/init.pp

spec/classes/external_fact_spec.rb

spec/defines/core/config_spec.rb

spec/defines/core/install_spec.rb

spec/defines/core/update_spec.rb

spec/defines/resource/activate_spec.rb

spec/defines/resource/install_spec.rb

spec/defines/resource/uninstall_spec.rb

spec/defines/resource/update_spec.rb