CNDE-2334 hotfix for setting nbsRdbMetadataUid to null (#240)

Co-authored-by: Varshinee <[email protected]>

Author: VarshineeVenkat

investigation-service/src/main/java/gov/cdc/etldatapipeline/investigation/repository/model/reporting/PageCaseAnswer.java

@@ -13,7 +13,7 @@ public class PageCaseAnswer {
     private @NonNull Long actUid;
     private @NonNull Long nbsCaseAnswerUid;
     private @NonNull Long nbsUiMetadataUid;
-    private @NonNull Long nbsRdbMetadataUid;
+    private Long nbsRdbMetadataUid;
     private @NonNull Long nbsQuestionUid;
 
     private String rdbTableNm;