misc: chore: Use ApplicationLibrary helpers for getting DLCs & Updates for a game

src/Ryujinx/UI/ViewModels/DownloadableContentManagerViewModel.cs

@@ -69,8 +69,7 @@ namespace Ryujinx.Ava.UI.ViewModels
 
         private void LoadDownloadableContents()
         {
-            IEnumerable<(DownloadableContentModel Dlc, bool IsEnabled)> dlcs = _applicationLibrary.DownloadableContents.Items
-                .Where(it => it.Dlc.TitleIdBase == _applicationData.IdBase);
+            (DownloadableContentModel Dlc, bool IsEnabled)[] dlcs = _applicationLibrary.FindDlcConfigurationFor(_applicationData.Id);
 
             bool hasBundledContent = false;
             foreach ((DownloadableContentModel dlc, bool isEnabled) in dlcs)

src/Ryujinx/UI/ViewModels/TitleUpdateViewModel.cs

@@ -41,8 +41,7 @@ namespace Ryujinx.Ava.UI.ViewModels
 
         private void LoadUpdates()
         {
-            IEnumerable<(TitleUpdateModel TitleUpdate, bool IsSelected)> updates = ApplicationLibrary.TitleUpdates.Items
-                .Where(it => it.TitleUpdate.TitleIdBase == ApplicationData.IdBase);
+            (TitleUpdateModel TitleUpdate, bool IsSelected)[] updates = ApplicationLibrary.FindUpdateConfigurationFor(ApplicationData.Id);
 
             bool hasBundledContent = false;
             SelectedUpdate = new TitleUpdateViewModelNoUpdate();

src/Ryujinx/Utilities/AppLibrary/ApplicationLibrary.cs

@@ -160,9 +160,15 @@ namespace Ryujinx.Ava.Utilities.AppLibrary
         public TitleUpdateModel[] FindUpdatesFor(ulong id)
             => TitleUpdates.Keys.Where(x => x.TitleIdBase == (id & ~0x1FFFUL)).ToArray();
         
+        public (TitleUpdateModel TitleUpdate, bool IsSelected)[] FindUpdateConfigurationFor(ulong id)
+            => TitleUpdates.Items.Where(x => x.TitleUpdate.TitleIdBase == (id & ~0x1FFFUL)).ToArray();
+        
         public DownloadableContentModel[] FindDlcsFor(ulong id)
             => DownloadableContents.Keys.Where(x => x.TitleIdBase == (id & ~0x1FFFUL)).ToArray();
         
+        public (DownloadableContentModel Dlc, bool IsEnabled)[] FindDlcConfigurationFor(ulong id)
+            => DownloadableContents.Items.Where(x => x.Dlc.TitleIdBase == (id & ~0x1FFFUL)).ToArray();
+        
         public bool HasDlcs(ulong id)
             => DownloadableContents.Keys.Any(x => x.TitleIdBase == (id & ~0x1FFFUL));