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

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

Author: pre-commit-ci[bot]

mypyc/test-data/run-integers.test

@@ -581,4 +581,4 @@ def test_bit_length() -> None:
     assert bit_length(1) == 1
     assert bit_length(255) == 8
     assert bit_length(256) == 9
-    assert bit_length(-256) == 9
+    assert bit_length(-256) == 9