actually link the type from the WP

removing the name of the type which resided under "type"
this might break the current frontend

lib/api/v3/work_packages/work_package_representer.rb

@@ -102,6 +102,7 @@ module API
           } if current_user_allowed_to(:move_work_packages)
         end
 
+        linked_property :type
         linked_property :status
 
         linked_property :author, path: :user
@@ -211,7 +212,6 @@ module API
         property :id, render_nil: true
         property :lock_version
         property :subject, render_nil: true
-        property :type, getter: -> (*) { type.try(:name) }, render_nil: true
         property :description,
                  exec_context: :decorator,
                  getter: -> (*) {

spec/lib/api/v3/work_packages/work_package_representer_spec.rb

@@ -125,7 +125,6 @@ describe ::API::V3::WorkPackages::WorkPackageRepresenter do
       end
 
       it { is_expected.to have_json_path('subject') }
-      it { is_expected.to have_json_path('type') }
 
       describe 'lock version' do
         it { is_expected.to have_json_path('lockVersion') }
@@ -272,6 +271,14 @@ describe ::API::V3::WorkPackages::WorkPackageRepresenter do
         end
       end
 
+      describe 'type' do
+        it_behaves_like 'has a titled link' do
+          let(:link) { 'type' }
+          let(:href) { "/api/v3/types/#{work_package.type_id}" }
+          let(:title) { work_package.type.name }
+        end
+      end
+
       describe 'author' do
         it_behaves_like 'has a titled link' do
           let(:link) { 'author' }