bug(commencer#commencer): raise when procedure does not have a service

fix(commencer#commencer): use alternate message when procedure does not have a service

spec/controllers/users/commencer_controller_spec.rb

@@ -32,6 +32,14 @@ describe Users::CommencerController, type: :controller do
         expect(subject).to redirect_to(root_path)
       end
     end
+
+    context 'when procedure is closed' do
+      it 'works' do
+        published_procedure.close!
+        get :commencer, params: { path: published_procedure.path }
+        expect(response).to redirect_to(root_path)
+      end
+    end
   end
 
   describe '#commencer_test' do