[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

mypyc/irbuild/classdef.py

@@ -63,12 +63,7 @@
     handle_non_ext_method,
     load_type,
 )
-from mypyc.irbuild.util import (
-    dataclass_type,
-    get_func_def,
-    is_constant,
-    is_dataclass_decorator,
-)
+from mypyc.irbuild.util import dataclass_type, get_func_def, is_constant, is_dataclass_decorator
 from mypyc.primitives.dict_ops import dict_new_op, dict_set_item_op
 from mypyc.primitives.generic_ops import (
     iter_op,