540ff24302
## Summary - `uv sync` will now lock by default. - `uv sync --locked` will lock, and error if the generated lock does not match `uv.lock` on-disk. - `uv sync --frozen` will skip locking and just use `uv.lock`. Closes https://github.com/astral-sh/uv/issues/4812. Closes https://github.com/astral-sh/uv/issues/4803.