feat: add Starknet Foundry plugin (asdf-vm#912)

Co-authored-by: James Hegedus <jthegedus@hey.com>

README.md

@@ -630,6 +630,7 @@ The `asdf` core provides a [security policy](https://github.com/asdf-vm/asdf/sec
 | sshuttle                      | [xanmanning/asdf-sshuttle](https://github.com/xanmanning/asdf-sshuttle)                                         | [![Build](https://github.com/xanmanning/asdf-sshuttle/actions/workflows/build.yml/badge.svg)](https://github.com/xanmanning/asdf-sshuttle/actions/workflows/build.yml)                                                            |
 | Stack                         | [sestrella/asdf-ghcup](https://github.com/sestrella/asdf-ghcup)                                                 | [![CI](https://github.com/sestrella/asdf-ghcup/actions/workflows/ci.yml/badge.svg)](https://github.com/sestrella/asdf-ghcup/actions/workflows/ci.yml)                                                                             |
 | starboard                     | [zufardhiyaulhaq/asdf-starboard](https://github.com/zufardhiyaulhaq/asdf-starboard)                             | [![Build](https://github.com/zufardhiyaulhaq/asdf-starboard/actions/workflows/build.yml/badge.svg)](https://github.com/zufardhiyaulhaq/asdf-starboard/actions/workflows/build.yml)                                                |
+| Starknet Foundry              | [foundry-rs/asdf-starknet-foundry](https://github.com/foundry-rs/asdf-starknet-foundry)                         | [![CI](https://github.com/foundry-rs/asdf-starknet-foundry/actions/workflows/build.yml/badge.svg)](https://github.com/foundry-rs/asdf-starknet-foundry/actions/workflows/build.yml)                                               |
 | starport                      | [nikever/asdf-starport](https://github.com/nikever/asdf-starport)                                               | [![Build Status](https://github.com/nikever/asdf-starport/workflows/Build/badge.svg)](https://github.com/nikever/asdf-starport/actions)                                                                                           |
 | starship                      | [grimoh/asdf-starship](https://github.com/grimoh/asdf-starship)                                                 | [![GitHub Actions Status](https://github.com/grimoh/asdf-starship/workflows/Main%20workflow/badge.svg?branch=master)](https://github.com/grimoh/asdf-starship/actions)                                                            |
 | Staticcheck                   | [pbr0ck3r/asdf-staticcheck](https://github.com/pbr0ck3r/asdf-staticcheck)                                       | [![Build Status](https://github.com/pbr0ck3r/asdf-staticcheck/workflows/Build/badge.svg)](https://github.com/pbr0ck3r/asdf-staticcheck/actions/workflows/build.yml)                                                               |

plugins/starknet-foundry

@@ -0,0 +1 @@
+repository = https://github.com/foundry-rs/asdf-starknet-foundry.git