wasm-bindgen-cli: init at 0.2.51

CLI for `wasm-bindgen`, a tool that helps to interact between WASM
modules written in Rust and JS-Code. This contains only the CLI[1], the
libraries are usually included via `Cargo.toml` in a project.

Co-authored-by: Fabian Möller <fabianm88@gmail.com>

[1] https://crates.io/crates/wasm-bindgen-cli