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

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

Author: pre-commit-ci[bot]

testing/io/test_terminalwriter.py

@@ -221,10 +221,11 @@ def test_NO_COLOR_and_FORCE_COLOR(
  monkeypatch.setitem(os.environ, "FORCE_COLOR", FORCE_COLOR)
  assert_color(expected)
 
+
 @pytest.mark.skipif(
  os.environ["TERM"] == "dumb" or "NO_COLOR" in os.environ,
- reason="dumb terminals can't handle color"
- )
+ reason="dumb terminals can't handle color",
+)
 def test_empty_NO_COLOR_and_FORCE_COLOR_ignored(monkeypatch: MonkeyPatch) -> None:
  monkeypatch.setitem(os.environ, "NO_COLOR", "")
  monkeypatch.setitem(os.environ, "FORCE_COLOR", "")