OZG-6239 Move lookup service request and response mapping to mapper

...n/java/de/ozgcloud/xta/test/app/mapper/RequestMapper.java

.../java/de/ozgcloud/xta/test/app/mapper/ResponseMapper.java

.../ozgcloud/xta/test/app/model/XtaLookupServiceRequest.java

...a/de/ozgcloud/xta/test/app/server/ManagementPortImpl.java

...xta/test/app/factory/LookupServiceRequestTestFactory.java

...a/test/app/factory/MsgBoxCloseRequestTypeTestFactory.java

...d/xta/test/app/factory/MsgBoxFetchRequestTestFactory.java

...de/ozgcloud/xta/test/app/mapper/PartyTypeTestFactory.java

...va/de/ozgcloud/xta/test/app/mapper/RequestMapperTest.java

...a/de/ozgcloud/xta/test/app/mapper/ResponseMapperTest.java

...a/test/app/mapper/XtaLookupServiceRequestTestFactory.java

.../ozgcloud/xta/test/app/server/ManagementPortImplTest.java