RUSTSEC-2024-0375: `atty` is unmaintained

[github-actions[bot]]

atty is unmaintained

Details
Status	unmaintained
Package	atty
Version	0.2.14
URL	https://github.com/softprops/atty/issues/57
Date	2024-09-25

The maintainer of atty has published an official notice that the crate is no longer under development, and that users should instead rely on the functionality in the standard library's IsTerminal trait.

Alternative(s)

• std::io::IsTerminal - Stable since Rust 1.70.0 and the recommended replacement per the atty maintainer.
• is-terminal - Standalone crate supporting Rust older than 1.70.0

See advisory page for additional details.

[kaffarell]

The atty dependency is not used anymore (fixed with #2740) – this can be closed.

[kadenlnelson]

@hawkw good to close?