test-copies: filter out the linkrev part of `debugindex`
It is not really useful for the tests and is a large source of churn when adding
more revisions to the tests.
Differential Revision: https://phab.mercurial-scm.org/D10050
[tool.black]
line-length = 80
exclude = '''
build/
| wheelhouse/
| dist/
| packages/
| \.hg/
| \.mypy_cache/
| \.venv/
| mercurial/thirdparty/
'''
skip-string-normalization = true
quiet = true