Removed old compatibility hack

src/raylib.h

@@ -1080,7 +1080,6 @@ RLAPI void SetShaderValueTexture(Shader shader, int locIndex, Texture2D texture)
 RLAPI void UnloadShader(Shader shader);                                    // Unload shader from GPU memory (VRAM)
 
 // Screen-space-related functions
-#define GetMouseRay GetScreenToWorldRay     // Compatibility hack for previous raylib versions
 RLAPI Ray GetScreenToWorldRay(Vector2 position, Camera camera);         // Get a ray trace from screen position (i.e mouse)
 RLAPI Ray GetScreenToWorldRayEx(Vector2 position, Camera camera, int width, int height); // Get a ray trace from screen position (i.e mouse) in a viewport
 RLAPI Vector2 GetWorldToScreen(Vector3 position, Camera camera);        // Get screen space position for a 3d world space position