Add Uno.WinUI.Lottie package reference to project dependencies

Author: Arlodotexe

ProjectHeads/App.Head.Uno.WinUI.Dependencies.props

@@ -4,5 +4,6 @@
   <ItemGroup>
     <!--<PackageReference Include="Uno.CommunityToolkit.WinUI.UI.Controls.Markdown" Version="7.1.100-dev.15.g12261e2626" />-->
     <PackageReference Include="Uno.Microsoft.Xaml.Behaviors.Interactivity.WinUI" Version="3.0.0-dev.17.g7c09b9114d" />
+    <PackageReference Include="Uno.WinUI.Lottie" Version="5.5.87" />
   </ItemGroup>
 </Project>