New exercism domain

README.md

@@ -1483,7 +1483,7 @@ A registry allows you to publish your Rust libraries as crate packages, to share
   * [Build a language VM](https://blog.subnetzero.io/post/building-language-vm-part-00/)
   * [Code Playground](https://www.codeplayground.app/) - Interactively edit & play rust snippets on your iPhone and iPad devices.
   * [Easy Rust](https://github.com/Dhghomon/easy_rust) - Learn Rust in easy English.
-  * [exercism.io](https://exercism.io/tracks/rust) — programming exercises that help you learn new concepts in Rust.
+  * [exercism.org](https://exercism.org/tracks/rust) — programming exercises that help you learn new concepts in Rust.
   * [Idiomatic Rust](https://github.com/mre/idiomatic-rust) —  A peer-reviewed collection of articles/talks/repos which teach idiomatic Rust.
   * [Learning Rust With Entirely Too Many Linked Lists](https://rust-unofficial.github.io/too-many-lists/) — in-depth exploration of Rust's memory management rules, through implementing a few different types of list structures.
   * [Programming Community Curated Resources for Learning Rust](https://hackr.io/tutorials/learn-rust) — A list of recommended resources voted by the programming community.