[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/constant_fold.py

@@ -29,10 +29,7 @@
     UnaryExpr,
     Var,
 )
-from mypy.types import (
-    LiteralType,
-    TupleType,
-)
+from mypy.types import LiteralType, TupleType
 from mypyc.irbuild.builder import IRBuilder
 from mypyc.irbuild.util import bytes_from_str