A new shade of Black (#11362)

requirements-tests.txt

@@ -1,7 +1,7 @@
 # Type checkers and other linters that we test our stubs against. These should always
 # be pinned to a specific version to make failure reproducible. See also the
 # "tool.typeshed" section in pyproject.toml for additional type checkers.
-black==23.12.1           # must match .pre-commit-config.yaml
+black==24.1.1            # must match .pre-commit-config.yaml
 flake8==6.1.0            # must match .pre-commit-config.yaml
 flake8-bugbear==23.12.2  # must match .pre-commit-config.yaml
 flake8-noqa==1.3.2       # must match .pre-commit-config.yaml