Updated WinAppSDK to 1.2.221209.1

Author: Arlodotexe

common/Labs.Head.WinAppSdk.props

@@ -18,7 +18,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.0.3" />
+    <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.2.221209.1" />
     <PackageReference Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.22000.194" />
     <Manifest Include="$(ApplicationManifest)" />
   </ItemGroup>

common/MultiTarget/MultiTarget.props

@@ -44,7 +44,7 @@
 
   <ItemGroup>
     <PackageReference Condition="'$(TargetFramework)' == '$(UwpTargetFramework)'" Include="Microsoft.UI.Xaml" Version="2.7.0" />
-    <PackageReference Condition="'$(TargetFramework)' == '$(WinAppSdkTargetFramework)'" Include="Microsoft.WindowsAppSDK" Version="1.0.3" />
+    <PackageReference Condition="'$(TargetFramework)' == '$(WinAppSdkTargetFramework)'" Include="Microsoft.WindowsAppSDK" Version="1.2.221209.1" />
   </ItemGroup>
 
   <ItemGroup>