OZG-2626,OZG-2892 add subproject with protobuf

...r/src/test/java/de/itvsh/kop/user/UserRepositoryTest.java

...java/de/itvsh/kop/user/UserRepresentationTestFactory.java

...c/test/java/de/itvsh/kop/user/UserResourceMapperTest.java

...ger/src/test/java/de/itvsh/kop/user/UserResourceStub.java

.../test/java/de/itvsh/kop/user/UserResourceTestFactory.java

...ager/src/test/java/de/itvsh/kop/user/UserServiceTest.java

...ager/src/test/java/de/itvsh/kop/user/UserTestFactory.java

.../de/itvsh/kop/user/keycloak/KeycloakApiServiceITCase.java

...va/de/itvsh/kop/user/keycloak/KeycloakApiServiceTest.java

...va/de/itvsh/kop/user/keycloak/KeycloakProviderITCase.java

.../java/de/itvsh/kop/user/keycloak/KeycloakTestProfile.java

...sh/kop/user/keycloak/KeycloakUserRemoteServiceITCase.java

...tvsh/kop/user/keycloak/KeycloakUserRemoteServiceTest.java

.../test/java/de/itvsh/kop/user/sync/LockRepositoryTest.java

...src/test/java/de/itvsh/kop/user/sync/LockServiceTest.java

...src/test/java/de/itvsh/kop/user/sync/LockTestFactory.java

...c/test/java/de/itvsh/kop/user/sync/SyncSchedulerTest.java

...c/test/java/de/itvsh/kop/user/sync/SyncServiceITCase.java

...src/test/java/de/itvsh/kop/user/sync/SyncServiceTest.java

...nager/src/test/resources/META-INF/keycloak/dev-realm.json