chore(deps): update dependency microsoft.windowsappsdk to v1.4.231219…

…000 (#3735)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
|
[Microsoft.WindowsAppSDK](https://togithub.com/microsoft/windowsappsdk)
| `1.4.231115000` -> `1.4.231219000` |
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|
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|
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src/Directory.Packages.props

@@ -58,7 +58,7 @@
     <PackageVersion Include="Xunit.StaFact" Version="1.1.11" />
   </ItemGroup>
   <ItemGroup Condition="'$(UseMaui)' != 'true'">
-    <PackageVersion Include="Microsoft.WindowsAppSDK" Version="1.4.231115000" />
+    <PackageVersion Include="Microsoft.WindowsAppSDK" Version="1.4.231219000" />
   </ItemGroup>
   <ItemGroup Condition="$(TargetFramework.StartsWith('net4'))">
     <PackageVersion Include="System.ValueTuple" Version="4.5.0" />