Dont resize children with ExpandChildSize when AutoSize is active to avoid broken layout

Source/Engine/UI/GUI/Panels/HorizontalPanel.cs

@@ -74,7 +74,7 @@ namespace FlaxEngine.GUI
                     }
                     maxHeight = Mathf.Max(maxHeight, ch);
 
-                    if (ExpandChildSize)
+                    if (ExpandChildSize && !AutoSize)
                     {
                         c.Width = itemWidth;
                     }

Source/Engine/UI/GUI/Panels/PanelWithMargins.cs

@@ -177,7 +177,7 @@ namespace FlaxEngine.GUI
         /// <summary>
         /// If checked, the panel will expand all children in the relevant direction with even spacing and size (horizontally for Horizontal Panel, vertically for Vertical Panel).
         /// </summary>
-        [EditorOrder(36), DefaultValue(false)]
+        [EditorOrder(36), DefaultValue(false), VisibleIf(nameof(AutoSize), true)]
         public bool ExpandChildSize
         {
             get => _expandChildSize;

Source/Engine/UI/GUI/Panels/VerticalPanel.cs

@@ -74,7 +74,7 @@ namespace FlaxEngine.GUI
                     }
                     maxWidth = Mathf.Max(maxWidth, cw);
 
-                    if (ExpandChildSize)
+                    if (ExpandChildSize && !AutoSize)
                     {
                         c.Height = itemHeight;
                     }