docs: add tree-sitter

README.md

@@ -1637,6 +1637,7 @@ See also [Are we game yet?](https://arewegameyet.rs)
   * [rust-bakery/nom](https://github.com/rust-bakery/nom) — parser combinator library
   * [s-panferov/queryst](https://github.com/s-panferov/queryst) — A query string parsing library inspired by [gs](https://github.com/ljharb/qs#readme)
   * [softdevteam/grmtools](https://github.com/softdevteam/grmtools/) - A LR parser with better error correction
+  * [tree-sitter/tree-sitter](https://github.com/tree-sitter/tree-sitter) - A parser generator tool and an incremental parsing library geared towards programming tools
 
 ### Peripherals