Code Quality: Update to WinAppSdk 1.5.1

Author: yaira2

src/Files.App (Package)/Files.Package.wapproj

@@ -107,7 +107,7 @@
     </ProjectReference>
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.4.240211001" IncludeAssets="build" />
+    <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.5.240311000" IncludeAssets="build" />
     <PackageReference Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.22621.3233" IncludeAssets="build" />
   </ItemGroup>
   <Import Project="$(WapProjPath)\Microsoft.DesktopBridge.targets" />

src/Files.App/Files.App.csproj

@@ -87,7 +87,7 @@
         <PackageReference Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.22621.3233" />
         <PackageReference Include="SevenZipSharp" Version="1.0.2" />
         <PackageReference Include="SQLitePCLRaw.bundle_green" Version="2.1.8" />
-        <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.4.240211001" />
+        <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.5.240311000" />
         <PackageReference Include="Microsoft.Graphics.Win2D" Version="1.1.1" />
         <PackageReference Include="Microsoft.DotNet.UpgradeAssistant.Extensions.Default.Analyzers" Version="0.4.421302" PrivateAssets="all" />
         <PackageReference Include="CommunityToolkit.WinUI.Notifications" Version="7.1.2" />