Add Rust Atomics and Locks by Mara Bos (#9772)

books/free-programming-books-langs.md

@@ -2288,6 +2288,7 @@ Books on general-purpose programming that don't focus on a specific language are
 * [Learn Rust in Y minutes](https://learnxinyminutes.com/docs/rust/)
 * [Learn Rust With Entirely Too Many Linked Lists](https://rust-unofficial.github.io/too-many-lists) - Alexis Beingessner
 * [Learning Rust Ebook](https://riptutorial.com/Download/rust.pdf) - StackOverflow Contributors (PDF)
+* [Rust Atomics and Locks](https://marabos.nl/atomics) - Mara Bos (HTML)
 * [Rust by Example](https://doc.rust-lang.org/stable/rust-by-example)
 * [Rust Cookbook](https://rust-lang-nursery.github.io/rust-cookbook)
 * [Rust for Rubyists](https://web.archive.org/web/20190520171322/http://www.rustforrubyists.com/book) - Steve Klabnik *(:card_file_box: archived)*