updates:
- [github.com/charliermarsh/ruff-pre-commit: v0.0.270 → v0.0.272](https://github.com/charliermarsh/ruff-pre-commit/compare/v0.0.270...v0.0.272

)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

In particular:
 * use def rather than assigning lambda function
 * unused imports
 * 'X not in Y' vs 'not X in Y'

An example of this is e.g. EUC-TW

In some cases, it seems to find an encoding that's not valid for the
entire string.

* Docker image: Fix ownership issue with Git 2.36+

* Update tests.yml

Add pyproject.toml.

Handle SymrefLoop. Fixes: #293

Support 'main' as a default branch name to try.

Fix InternalServerError when viewing history of a blob.

[ci skip]