Remove UI.Controls project build output from package

Only include depedencies in package.

Author: Rosuavio

Microsoft.Toolkit.Uwp.UI.Controls/Microsoft.Toolkit.Uwp.UI.Controls.csproj

@@ -4,6 +4,7 @@
     <Title>Windows Community Toolkit Controls</Title>
     <!-- ARM64 builds for managed apps use .NET Native. We can't use the Reflection Provider for that. -->
     <EnableTypeInfoReflection Condition="'$(Configuration)' == 'Debug'">false</EnableTypeInfoReflection>
+    <IncludeBuildOutput>false</IncludeBuildOutput>
   </PropertyGroup>
 
   <ItemGroup>