Add TypeID community implementation for Erlang (#396)

## Summary

Adds keysmith, a new TypeID Erlang community implementation.

## How was it tested?

Markdown has been manually reviewed.

Signed-off-by: Adam Lindberg <hello@alind.io>
Co-authored-by: Daniel Loreto <279789+loreto@users.noreply.github.com>

typeid/typeid/README.md

@@ -64,6 +64,7 @@ Latest spec version: v0.3.0
 | [Dart](https://github.com/TBD54566975/typeid-dart)            | [@mistermoe](https://github.com/mistermoe) [@tbd54566975](https://github.com/tbd54566975) | [v0.3 on 2024-07-02](https://github.com/TBD54566975/typeid-dart/actions/runs/9755701869/job/26924658060#step:6:10)                                                         |
 | [Elixir](https://github.com/sloanelybutsurely/typeid-elixir)  | [@sloanelybutsurely](https://github.com/sloanelybutsurely)                                | v0.3 on 2024-04-22                                                         |
 | [Elixir](https://github.com/xinz/elixir_typeid)               | [@xinz](https://github.com/xinz)                                                          | v0.1 on 2024-06-03                                                         |
+| [Erlang](https://github.com/eproxus/keysmith)                 | [@eproxus](https://github.com/eproxus)                                                    | v0.3 on 2024-09-25                                                         |
 | [Haskell](https://github.com/MMZK1526/mmzk-typeid)            | [@MMZK1526](https://github.com/MMZK1526)                                                  | v0.3 on 2024-04-19                                                         |
 | [Java](https://github.com/fxlae/typeid-java)                  | [@fxlae](https://github.com/fxlae)                                                        | v0.3 on 2024-04-14                                                         |
 | [Java](https://github.com/softprops/typeid-java)              | [@softprops](https://github.com/softprops)                                                | v0.2 on 2023-07-04                                                         |