Add Go to the list of community maintained GDExtension bindings. (godotengine#8808)

* Add Go to the list of community maintained bindings.

---------

Co-authored-by: Raul Santos <[email protected]>

Author: Splizard

tutorials/scripting/gdextension/what_is_gdextension.rst

@@ -96,6 +96,7 @@ The bindings below are developed and maintained by the community:
 .. Please keep languages sorted in alphabetical order.
 
 - `D <https://github.com/godot-dlang/godot-dlang>`__
+- `Go <https://github.com/grow-graphics/gd>`__
 - `Haxe <https://hxgodot.github.io/>`__
 - `Rust <https://github.com/godot-rust/gdext>`__
 - `Swift <https://github.com/migueldeicaza/SwiftGodot>`__