3d Camera: Added support for field-of-view Y

examples/core_3d_mode.c

@@ -25,6 +25,7 @@ int main()
     camera.position = (Vector3){ 0.0f, 10.0f, 10.0f };  // Camera position
     camera.target = (Vector3){ 0.0f, 0.0f, 0.0f };      // Camera looking at point
     camera.up = (Vector3){ 0.0f, 1.0f, 0.0f };          // Camera up vector (rotation towards target)
+    camera.fovy = 45.0f;                                // Camera field-of-view Y
 
     Vector3 cubePosition = { 0.0f, 0.0f, 0.0f };