fix language switching 2 (ryubing/ryujinx!244)

See merge request ryubing/ryujinx!244

src/Ryujinx/UI/Views/Main/MainMenuBarView.axaml.cs

@@ -101,8 +101,8 @@ namespace Ryujinx.Ava.UI.Views.Main
                     Padding = new Thickness(15, 0, 0, 0),
                     Margin = new Thickness(3, 0, 3, 0),
                     HorizontalAlignment = HorizontalAlignment.Stretch,
-                    Header = language == currentLanguageCode ? $"{languageName}  ✔" : languageName,
-                    Command = Commands.Create(() => MainWindowViewModel.ChangeLanguage(language))
+                    Header = code == currentLanguageCode ? $"{languageName}  ✔" : languageName,
+                    Command = Commands.Create(() => MainWindowViewModel.ChangeLanguage(code))
                 };
 
                 yield return menuItem;