While the `wntrblm/nox` action is itself pinned, it's a composite action using an unpinned `actions/setup-python` action which is now rejected. Let's use `astral-sh/setup-uv` instead and run `nox` using `uv`.
While the `wntrblm/nox` action is itself pinned, it's a composite action using an unpinned `actions/setup-python` action which is now rejected. Let's use `astral-sh/setup-uv` instead and run `nox` using `uv`.