OZG-5156 Added configuration java doc

.../java/de/ozgcloud/eingang/fim/AntragstellerExtractor.java

...src/main/java/de/ozgcloud/eingang/fim/FimBasedMapper.java

.../src/main/java/de/ozgcloud/eingang/fim/FimProperties.java

...pter/src/main/java/de/ozgcloud/eingang/fim/FimScheme.java

...c/main/java/de/ozgcloud/eingang/fim/FimSchemeAdapter.java

...va/de/ozgcloud/eingang/fim/FimSchemeAdapterCatalogue.java

...ter/src/main/java/de/ozgcloud/eingang/fim/FimService.java

...in/java/de/ozgcloud/eingang/fim/UnknownSchemeAdapter.java

...a/de/ozgcloud/eingang/fim/ZustaendigeStelleExtractor.java

.../java/de/ozgcloud/eingang/fim/TestNonStandardAdapter.java