chore(deps): update dependency microsoft.windowsappsdk to 1.8.250907003 (#271)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

src/Directory.Packages.props

@@ -15,7 +15,7 @@
     <PackageVersion Include="stylecop.analyzers" Version="1.2.0-beta.556" />
     <PackageVersion Include="Roslynator.Analyzers" Version="4.14.0" />
     <PackageVersion Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.26100.4948" />
-    <PackageVersion Include="Microsoft.WindowsAppSDK" Version="1.7.250606001" />
+    <PackageVersion Include="Microsoft.WindowsAppSDK" Version="1.8.250907003" />
     <PackageVersion Include="Newtonsoft.Json" Version="13.0.3" />
   </ItemGroup>