Suppress the update check in the ruff linter. (#14741)

* Suppress update check in ruff

* Newsfile

Signed-off-by: Olivier Wilkinson (reivilibre) <oliverw@matrix.org>

Signed-off-by: Olivier Wilkinson (reivilibre) <oliverw@matrix.org>

changelog.d/14741.misc

@@ -0,0 +1 @@
+Use [ruff](https://github.com/charliermarsh/ruff/) instead of flake8.

scripts-dev/lint.sh

@@ -104,6 +104,7 @@ set -x
 isort "${files[@]}"
 python3 -m black "${files[@]}"
 ./scripts-dev/config-lint.sh
-ruff "${files[@]}"
+# --quiet suppresses the update check.
+ruff --quiet "${files[@]}"
 ./scripts-dev/check_pydantic_models.py lint
 mypy