check-code: add a rules to catch os.path.abspath
All previous usages have been migrated. So let us add a check-code rules to
catch future usages.
We restrict it to mercurial/ and hgext/ because multiple other script never
depends on Mercurial modules.
Differential Revision: https://phab.mercurial-scm.org/D11072
[build-system]
requires = ["setuptools", "wheel"]
build-backend = "setuptools.build_meta"
[tool.black]
line-length = 80
exclude = '''
build/
| wheelhouse/
| dist/
| packages/
| \.hg/
| \.mypy_cache/
| \.venv/
| mercurial/thirdparty/
'''
skip-string-normalization = true
quiet = true