Enable authorizations w/ dummy-auth (#158)

* Enable authorizations w/ dummy-auth

* fixed: some tests run in privileged mode

* Fixed tests to skip auth

* npm test --silent

* Added dependency to passport

bookshop/srv/admin-service.cds

@@ -1,5 +1,5 @@
 using { sap.capire.bookshop as my } from '../db/schema';
-service AdminService @(requires_:'admin') {
+service AdminService @(requires:'admin') {
   entity Books as projection on my.Books;
   entity Authors as projection on my.Authors;
 }