Update ref

Author: wtgodbe

src/Installers/Windows/WindowsHostingBundle/WindowsHostingBundle.wixproj

@@ -22,7 +22,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <Content Include="thm.xml" />
+    <Content Include="bundle.thm" />
     <Compile Include="$(PkgMicrosoft_DotNet_Build_Tasks_Installers)\build\wix5\bundle\upgradePolicies.wxs" />
   </ItemGroup>