OZG-6450: Add missing licenses.

src/main/java/de/ozgcloud/processor/vorgang/FileGroup.java

...main/java/de/ozgcloud/processor/vorgang/FileMetaData.java

...ain/java/de/ozgcloud/processor/vorgang/FormDataEntry.java

src/main/java/de/ozgcloud/processor/vorgang/FormField.java

...de/ozgcloud/processor/vorgang/ProcessorVorgangMapper.java

src/main/java/de/ozgcloud/processor/vorgang/SubForm.java

src/main/java/de/ozgcloud/processor/vorgang/Vorgang.java

src/main/java/de/ozgcloud/processor/vorgang/VorgangId.java

...in/java/de/ozgcloud/processor/vorgang/VorgangService.java

.../java/de/ozgcloud/processor/ProcessorTestApplication.java

...java/de/ozgcloud/processor/processor/FormTestFactory.java

...cloud/processor/processor/ProcessorConfigurationTest.java

...oud/processor/processor/ProcessorEventListenerITCase.java

...cloud/processor/processor/ProcessorEventListenerTest.java

...gcloud/processor/processor/ProcessorPropertiesITCase.java

...cloud/processor/processor/ProcessorResultTestFactory.java

.../ozgcloud/processor/processor/ProcessorServiceITCase.java

...de/ozgcloud/processor/processor/ProcessorServiceTest.java

...de/ozgcloud/processor/processor/ProcessorTestFactory.java

...e/ozgcloud/processor/processor/ProxyPropertiesITCase.java