Fixed CollapsibleList content height being over minimum height someti…

…mes (#5058)

fixes new organelle unlocked buttons

src/gui_common/CollapsibleList.cs

@@ -326,21 +326,17 @@ private void OnContainerMinimumSizeChanged()
     }
 
     /// <summary>
-    ///   Updates width of the content container as the parent node of it is not a container so it doesn't update that
+    ///   Updates width of the content container as the parent node of it is not a container, so it doesn't update that
     ///   automatically
     /// </summary>
     private void AvailableWidthChanged()
     {
         if (itemContainer == null)
             return;
 
-        var size = itemContainer.Size;
         var wantedWidth = clipBox.Size.X;
 
-        if (Math.Abs(size.X - wantedWidth) > 0.001f)
-        {
-            size.X = wantedWidth;
-            itemContainer.Size = size;
-        }
+        // Height is reset to 0 to make sure the container doesn't take extra height
+        itemContainer.Size = new Vector2(wantedWidth, 0);
     }
 }

src/gui_common/CollapsibleList.tscn

@@ -73,8 +73,7 @@ size_flags_vertical = 3
 mouse_filter = 2
 
 [node name="GridContainer" type="GridContainer" parent="Clip"]
-layout_mode = 2
-offset_right = 152.0
+layout_mode = 0
 mouse_filter = 2
 
 [connection signal="pressed" from="TitleContainer/Buttons/minusButton" to="." method="CollapseButtonPressed"]