Removed RUW module from Unity Module declaraitons

Author: jeffreylanters

module/declarations/unity-module.d.ts

@@ -19,10 +19,4 @@ declare type UnityModule = {
    * A reference to the Unity Instance's Canvas.
    */
   canvas?: HTMLCanvasElement;
-
-  /**
-   * A reference to the injected React Unity WebGL Module. This Module can be
-   * installed optionally into the Unity
-   */
-  reactUnityWebGL?: ReactUnityWebGLModule;
 };