paste - no longer maintained

The creator of the crate `paste` has stated in the [`README.md`](https://github.com/dtolnay/paste/blob/master/README.md)
that this project is not longer maintained as well as archived the repository

## Possible Alternative(s)

- [`pastey`]: a fork of paste and is aimed to be a drop-in replacement with additional features for paste crate
- [`with_builtin_macros`]: crate providing a [superset of `paste`'s functionality including general `macro_rules!` eager expansions](https://docs.rs/with_builtin_macros/0.1.0/with_builtin_macros/macro.with_eager_expansions.html) and `concat!`/`concat_idents!` macros

[`pastey`]: https://crates.io/crates/pastey
[`with_builtin_macros`]: https://crates.io/crates/with_builtin_macros