Updated format -> file_formats

Author: GlassOfWhiskey

cwltool/builder.py

@@ -4,7 +4,7 @@
 from typing import (Any, Callable, Dict, IO, List, MutableMapping, MutableSequence, Optional, Union, cast)
 
 from cwl_utils import expression
-from cwl_utils.format import check_format
+from cwl_utils.file_formats import check_format
 from rdflib import Graph
 from ruamel.yaml.comments import CommentedMap
 from schema_salad.avro.schema import Names, Schema, make_avsc_object