feat: Add From JavaScript to Rust ebook by Jarrod Overson (#6932)

* Add `From JavaScript to Rust ebook` by Jarrod Overson

Resolves #6840

* Use Github HEAD link to PDF file instead repo

Co-authored-by: ImVector <[email protected]>

* lint: add PDF format

Co-authored-by: ImVector <[email protected]>

Author: davorpa

Diff for: books/free-programming-books-langs.md

@@ -2126,6 +2126,7 @@ That section got so big, we decided to split it into its own file, the [BY SUBJE
 * [A Gentle Introduction To Rust](https://stevedonovan.github.io/rust-gentle-intro) - Steve J Donovan
 * [Asynchronous Programming in Rust](https://rust-lang.github.io/async-book)
 * [Easy Rust](https://dhghomon.github.io/easy_rust/) - David McLeod (HTML, PDF)
+* [From JavaScript to Rust ebook](https://github.com/wasmflow/node-to-rust/raw/HEAD/from-javascript-to-rust.pdf) - Jarrod Overson (PDF)
 * [Guide to Rustc Development](https://rustc-dev-guide.rust-lang.org)
 * [Learn Rust With Entirely Too Many Linked Lists](https://rust-unofficial.github.io/too-many-lists) - Alexis Beingessner
 * [Rust by Example](https://doc.rust-lang.org/stable/rust-by-example)