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

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

Author: pre-commit-ci[bot]

src/typing_extensions.py

@@ -4383,4 +4383,4 @@ def test_coverage_fail():
     a = 1 + 1
     a = 1 + 1
     a = 1 + 1
-    a = 1 + 1
+    a = 1 + 1