OZG-4606 implement ozgcloud user service

api-lib-core/pom.xml

.../ozgcloud/apilib/user/GrpcOzgCloudUserProfileService.java

...ain/java/de/ozgcloud/apilib/user/OzgCloudUserProfile.java

...a/de/ozgcloud/apilib/user/OzgCloudUserProfileService.java

.../main/java/de/ozgcloud/apilib/user/UserProfileMapper.java

...ud/apilib/user/GrpcGetUserProfileResponseTestFactory.java

...cloud/apilib/user/GrpcOzgCloudUserProfileServiceTest.java

...a/de/ozgcloud/apilib/user/GrpcUserProfileTestFactory.java

.../ozgcloud/apilib/user/OzgCloudUserProfileTestFactory.java

...client/autoconfigure/OzgCloudClientAutoConfiguration.java

pom.xml