UI: Make custom title bar window controls extend exactly as long as the menu bar is tall

src/Ryujinx/UI/Windows/MainWindow.axaml.cs

@@ -91,12 +91,14 @@ namespace Ryujinx.Ava.UI.Windows
             TitleBar.ExtendsContentIntoTitleBar = !ConfigurationState.Instance.ShowTitleBar;
             TitleBar.TitleBarHitTestType = (ConfigurationState.Instance.ShowTitleBar) ? TitleBarHitTestType.Simple : TitleBarHitTestType.Complex;
 
-            // Correctly size window when 'TitleBar' is enabled (Nov. 14, 2024)
-            TitleBarHeight = (ConfigurationState.Instance.ShowTitleBar ? TitleBar.Height : 0);
-
             // NOTE: Height of MenuBar and StatusBar is not usable here, since it would still be 0 at this point.
             StatusBarHeight = StatusBarView.StatusBar.MinHeight;
             MenuBarHeight = MenuBar.MinHeight;
+            
+            TitleBar.Height = MenuBarHeight;
+            
+            // Correctly size window when 'TitleBar' is enabled (Nov. 14, 2024)
+            TitleBarHeight = (ConfigurationState.Instance.ShowTitleBar ? TitleBar.Height : 0);
 
             ApplicationList.DataContext = DataContext;
             ApplicationGrid.DataContext = DataContext;