[GR-51820] Add GraalWasm implementation to languages.md.

PullRequest: graal/16839

Author: chumer

truffle/docs/Languages.md

@@ -13,6 +13,7 @@ The following language implementations exist already:
 * [FastR](https://github.com/graalvm/fastr), an implementation of GNU R. *
 * [Graal.js](https://github.com/graalvm/graaljs), an ECMAScript 2020 compliant JavaScript implementation. *
 * [GraalPy](https://github.com/graalvm/graalpython), an early-stage implementation of Python. *
+* [GraalWasm](https://github.com/oracle/graal/tree/master/wasm), a compliant WebAssembly implementation. *
 * [grCUDA](https://github.com/NVIDIA/grcuda), a polyglot CUDA integration.
 * [SimpleLanguage](https://github.com/graalvm/simplelanguage), a toy language implementation to demonstrate Truffle features.
 * [SOMns](https://github.com/smarr/SOMns), a Newspeak implementation for Concurrency Research.