remove note about lighting bug

examples/render_groups/main.cpp

@@ -104,17 +104,6 @@ doFrameCallbackPre(render_state* rs)
 	l2.position = glm::vec3(
 		square.world_transform * glm::vec4(10000, 0, -1000, 1));
 	rs->lights->needs_update = true;
-
-	// FIXME: looks like there's still a bug in the shader. This verifies that
-	// 	the light position is updating correctly, but the lights don't appear
-	// 	to be moving in the scene
-#if 0
-	LOG(Debug) << "l1.position: "
-		<< l1.position.x << ", "
-		<< l1.position.y << ", "
-		<< l1.position.z
-		<< "\n";
-#endif
 }
 
 int