Revert to stable Buildtools

Author: Pinguin2001

src/Horizon.csproj

@@ -78,7 +78,7 @@
 		</PackageReference>
 		<PackageReference Include="Microsoft.Windows.CsWinRT" Version="2.3.0-prerelease.251115.2" />
 		<PackageReference Include="Microsoft.WindowsAppSDK" Version="1.8.251106002" />
-		<PackageReference Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.28000.1-RTM" />
+		<PackageReference Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.26100.7175" />
 		<PackageReference Include="Microsoft.Windows.SDK.BuildTools.MSIX" Version="1.7.20250829.1">
 		  <PrivateAssets>all</PrivateAssets>
 		  <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>