dirstate: remove a update_file's special case for tracked file with p2 data
This case was fishy and can be dealt with by passing more accurate data a higher
level.
This clarify the API and prepare for a larger rework of the data we feeds to
the dirstate.
[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