tests: expect the message from 1baf0fffd82f in test-hghave.t (issue6762)
Couldn't reproduce locally, but apparently this message may occasionally pop up
when running this test.
[build-system]
requires = ["setuptools", "wheel"]
[tool.black]
line-length = 80
exclude = '''
build/
| wheelhouse/
| dist/
| packages/
| \.hg/
| \.mypy_cache/
| \.venv/
| mercurial/thirdparty/
'''
skip-string-normalization = true
quiet = true