misc: chore: Cleanup AppletMetadata usage

src/Ryujinx/UI/ViewModels/MainWindowViewModel.cs

@@ -38,7 +38,6 @@ using Ryujinx.HLE.HOS.Services.Account.Acc;
 using Ryujinx.HLE.HOS.Services.Nfc.AmiiboDecryption;
 using Ryujinx.HLE.UI;
 using Ryujinx.Input.HLE;
-using Silk.NET.Vulkan;
 using SkiaSharp;
 using System;
 using System.Collections.Generic;

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

@@ -144,14 +144,14 @@ namespace Ryujinx.Ava.UI.Views.Main
             ViewModel.LoadConfigurableHotKeys();
         }
 
-        public static readonly AppletMetadata MiiApplet = new("miiEdit", 0x0100000000001009);
-
+        public AppletMetadata MiiApplet => new(ViewModel.ContentManager, "miiEdit", 0x0100000000001009);
+        
         public async Task OpenMiiApplet()
         {
-            if (MiiApplet.CanStart(ViewModel.ContentManager, out var appData, out var nacpData))
-            {
-                await ViewModel.LoadApplication(appData, ViewModel.IsFullScreen || ViewModel.StartGamesInFullscreen, nacpData);
-            }
+            if (!MiiApplet.CanStart(out var appData, out var nacpData)) 
+                return;
+            
+            await ViewModel.LoadApplication(appData, ViewModel.IsFullScreen || ViewModel.StartGamesInFullscreen, nacpData);
         }
 
         public async Task OpenCheatManagerForCurrentApp()

src/Ryujinx/Utilities/AppletMetadata.cs

@@ -54,5 +54,9 @@ namespace Ryujinx.Ava.Utilities
             appControl = new BlitStruct<ApplicationControlProperty>(0);
             return false;
         }
+
+        public bool CanStart(out ApplicationData appData,
+            out BlitStruct<ApplicationControlProperty> appControl)
+            => CanStart(null, out appData, out appControl);
     }
 }