FIX: use return value of filterEntitiesWithoutRetrievePermission

src/main/java/org/caosdb/server/query/Query.java

@@ -760,7 +760,7 @@ public class Query implements QueryInterface, ToElementable, TransactionInterfac
         this.logger.debug("Uncached query {}", this.query);
       }
 
-      filterEntitiesWithoutRetrievePermission(this.resultSet);
+      this.resultSet = filterEntitiesWithoutRetrievePermission(this.resultSet);
       fillContainerWithResult();
     } catch (final SQLException e) {
       e.printStackTrace();