Fix missing debug draw from prefabs

Source/Engine/Debug/DebugDraw.h

@@ -67,6 +67,12 @@ API_CLASS(Static) class FLAXENGINE_API DebugDraw
     /// <param name="drawScenes">True if draw all debug shapes from scenes too or false if draw just from specified actor list.</param>
     API_FUNCTION() static void DrawActors(Actor** selectedActors, int32 selectedActorsCount, bool drawScenes);
 
+    /// <summary>
+    /// Draws the debug shapes for the given actor and the actor's children
+    /// </summary>
+    /// /// <param name="actor">The actor to start drawing at.</param>
+    API_FUNCTION() static void DrawActorsTree(Actor* actor);
+
     /// <summary>
     /// Draws the lines axis from direction.
     /// </summary>