Test fix for Sample App Build

Author: michael-hawker

samples/LottieSamples/LottieSamples.csproj

@@ -261,7 +261,7 @@
       <Version>6.2.9</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Toolkit.Uwp.UI.Lottie">
-      <Version>6.0.0</Version>
+      <Version>[6.0.0-*,6.0.0)</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.UI.Xaml">
       <Version>2.2.190917002</Version>
@@ -274,4 +274,4 @@
     <VisualStudioVersion>14.0</VisualStudioVersion>
   </PropertyGroup>
   <Import Project="$(MSBuildExtensionsPath)\Microsoft\WindowsXaml\v$(VisualStudioVersion)\Microsoft.Windows.UI.Xaml.CSharp.targets" />
-</Project>
+</Project>