misc: Simplify ControlHolder checks in MainWindowViewModel

src/Ryujinx/UI/ViewModels/MainWindowViewModel.cs

@@ -474,13 +474,13 @@ namespace Ryujinx.Ava.UI.ViewModels
             }
         }
 
-        public bool OpenUserSaveDirectoryEnabled => !SelectedApplication.ControlHolder.ByteSpan.IsZeros() && SelectedApplication.ControlHolder.Value.UserAccountSaveDataSize > 0;
+        public bool OpenUserSaveDirectoryEnabled => SelectedApplication.HasControlHolder && SelectedApplication.ControlHolder.Value.UserAccountSaveDataSize > 0;
 
-        public bool OpenDeviceSaveDirectoryEnabled => !SelectedApplication.ControlHolder.ByteSpan.IsZeros() && SelectedApplication.ControlHolder.Value.DeviceSaveDataSize > 0;
+        public bool OpenDeviceSaveDirectoryEnabled => SelectedApplication.HasControlHolder && SelectedApplication.ControlHolder.Value.DeviceSaveDataSize > 0;
 
         public bool TrimXCIEnabled => XCIFileTrimmer.CanTrim(SelectedApplication.Path, new XCITrimmerLog.MainWindow(this));
 
-        public bool OpenBcatSaveDirectoryEnabled => !SelectedApplication.ControlHolder.ByteSpan.IsZeros() && SelectedApplication.ControlHolder.Value.BcatDeliveryCacheStorageSize > 0;
+        public bool OpenBcatSaveDirectoryEnabled => SelectedApplication.HasControlHolder && SelectedApplication.ControlHolder.Value.BcatDeliveryCacheStorageSize > 0;
 
         public string LoadHeading
         {

src/Ryujinx/Utilities/AppLibrary/ApplicationData.cs

@@ -33,7 +33,7 @@ namespace Ryujinx.Ava.Utilities.AppLibrary
         public string Path { get; set; }
         public BlitStruct<ApplicationControlProperty> ControlHolder { get; set; }
 
-        public bool HasControlHolder => ControlHolder.ByteSpan.Length > 0;
+        public bool HasControlHolder => ControlHolder.ByteSpan.Length > 0 && !ControlHolder.ByteSpan.IsZeros();
 
         public string TimePlayedString => ValueFormatUtils.FormatTimeSpan(TimePlayed);