fixing commit d7338e9 -- broke deletion pipeline

Author: hansthienpondt

pkg/tree/sharedEntryAttributes.go

@@ -1007,7 +1007,9 @@ func (s *sharedEntryAttributes) validateMandatoryWithKeys(level int, attribute s
 		// if not the path exists in the tree and is not to be deleted, then lookup in the paths index of the store
 		// and see if such path exists, if not raise the error
 		if !(existsInTree && v.remainsToExist()) {
-			errchan <- fmt.Errorf("error mandatory child %s does not exist, path: %s", attribute, s.Path())
+			if !s.treeContext.PathExists(append(s.Path(), attribute)) {
+				errchan <- fmt.Errorf("error mandatory child %s does not exist, path: %s", attribute, s.Path())
+			}
 		}
 		return
 	}