Revert "remove redundant fields from FormData"

...in/java/de/ozgcloud/eingang/common/formdata/FormData.java

...ozgcloud/eingang/common/formdata/FormDataTestFactory.java

.../de/ozgcloud/eingang/enterprise/entry/FormDataMapper.java

...e/ozgcloud/eingang/formcycle/FormCycleFormDataMapper.java

...ava/de/ozgcloud/eingang/formcycle/FormDataController.java

...de/ozgcloud/eingang/formcycle/FormDataControllerTest.java

...oud/eingang/formsolutions/FormSolutionsRequestMapper.java

...eingang/formsolutions/FormSolutionsRequestMapperTest.java

...va/de/ozgcloud/eingang/intelliform/IntelliFormMapper.java

...e/ozgcloud/eingang/intelliform/IntelliFormMapperTest.java

...in/java/de/ozgcloud/eingang/router/GrpcEingangMapper.java

...cloud/eingang/semantik/enginebased/FilesMapperHelper.java

...gang/semantik/enginebased/afm/AfmAttachedFilesMapper.java

...k/enginebased/formsolutions/FormSolutionsFilesMapper.java

...d/eingang/semantik/enginebased/FilesMapperHelperTest.java

.../semantik/enginebased/afm/AfmAttachedFilesMapperTest.java

.../formsolutions/FormSolutionsEngineBasedAdapterITCase.java

...c/main/java/de/ozgcloud/eingang/xta/XtaMessageMapper.java

...est/java/de/ozgcloud/eingang/xta/FormDataTestFactory.java

...pter/src/test/java/de/ozgcloud/eingang/xta/XtaITCase.java