Add C3 binding to BINDINGS.md (#2757)

Author: Its-Kenta

BINDINGS.md

@@ -12,6 +12,7 @@ Some people ported raylib to other languages in form of bindings or wrappers to
 | Raylib-CsLo        | **4.2** | [C#](https://en.wikipedia.org/wiki/C_Sharp_(programming_language)) | MPL-2.0 | https://github.com/NotNotTech/Raylib-CsLo  |
 | cl-raylib          | **4.0** | [Common Lisp](https://common-lisp.net/)   | MIT | https://github.com/longlene/cl-raylib     |
 | raylib-cr          | **4.0** | [Crystal](https://crystal-lang.org/)    | Apache-2.0 | https://github.com/sol-vin/raylib-cr |
+| raylib-c3          | **4.5-dev** | [C3](https://c3-lang.org/)    | MIT | https://github.com/Its-Kenta/Raylib-C3 |
 | dart-raylib        | **4.0** | [Dart](https://dart.dev/)               | MIT | https://gitlab.com/wolfenrain/dart-raylib   |
 | bindbc-raylib3     | **4.0** | [D](https://dlang.org/)              | BSL-1.0 | https://github.com/o3o/bindbc-raylib3     |
 | dray               | **4.0** | [D](https://dlang.org/)              | Apache-2.0 | https://github.com/xdrie/dray          |