fix: my fix broke communication to DB for adding workRating.

...c/main/java/unipotsdam/gf/interfaces/IPeerAssessment.java

...am/gf/modules/assessment/controller/model/PeerRating.java

...m/gf/modules/assessment/controller/model/Performance.java

...essment/controller/service/AssessmentDBCommunication.java

.../modules/assessment/controller/service/FBAssessement.java

...modules/assessment/controller/service/PeerAssessment.java

...es/assessment/controller/service/PeerAssessmentDummy.java

...tsdam/gf/modules/assessment/controller/view/QuizView.java

...nsamforschen/src/main/webapp/assets/js/finalAssessment.js