private void removeConstraintsOf(IntermediateOperation operation, DimensionRenamer renamer) {
            for (Arc key : new HashSet<>(renamer.constraints.keySet())) {
                if (key.operation == operation)
                    renamer.constraints.removeAll(key);
            }
        }
Undo what insertRenameOperation has done: Set back the original operation and remove+add constraints
model-integration/src/main/java/ai/vespa/rankingexpression/importer/DimensionRenamer.java